# Questions Asked onFebruary 15, 2011

1. ## physics

One strategy in a snowball fight is to throw a snowball at a high angle over level ground. While your opponent is watching the first one, a second snowball is thrown at a low angle timed to arrive before or at the same time as the first one. Assume both

2. ## Physics

A 15.0 kg box is released on a 32 degree incline and accelerates down the incline at 0.30m/s sqaured ? find the friction force impeding its motion. What is the coefficient of kinectic friction?

3. ## math

You have exactly 100 dollars to buy 100 animals you must buy at least one of each of the following animals Chickens=50 cents each Pigs=3.00 each Cows=10.00 each

4. ## physics for scientists and engeneers I

A 0.145-kg baseball pitched horizontally at 27 m/s strikes a bat and is popped straight up to a height of 43 m. If the contact time between the bat and the ball is 2.35 ms, calculate the average force [exerted by the bat on the ball] during contact. [Let

5. ## chem

rank strongest acid to weakest acid? rank strongest acid to weakest acid H3CNH2 CH3C (triple bond) CH CH2=CHCH3 H20 CH4 i tried to rank them using the Pka values but I couldn't find the pKa value of the alkyne and I thought the H3CNH2 was the strongest but

6. ## physics

how much work is required to lift a 10 newton weight from 4.0 meters to 40.0 meters above the surface of earth

7. ## Science/chemistry

What does a positive test for an ion mean?

8. ## physics

the instant before a batter hits a 0.14 kilogram baseball, the velocity of the ball is 45 m/s west. the instant after the batter hits the ball, the ball's velocity is 35 m/s. The bat and ball are in contact for 1.0*10^-2. 1. determine the magnitude and

9. ## Chemistry

2Al + 3CuSO4 --> + 3Cu + Al2(SO4)3 * copper(II) sulphate is a hydrate 1.2g of CuSo4 50mL of water 1.0 g of aluminum foil What is the limiting reactant?

10. ## STATISTICS

Private colleges and universities rely on money contributed by individuals and corporations for their operating expenses. Much of this money is put into a fund called an endowment, and the college spends only the interest earned by the fund. A recent

11. ## college physics

A 1.2-kg piece of cheese is placed on a vertical spring of negligible mass and a force constant 1800 N/m. What is the length of compression of the spring?

12. ## Calculus

The figure below shows a function g(x) and its tangent line at the point B=(2,6.8). If the point A on the tangent line is (1.94,6.87), fill in the blanks below to complete the statements about the function g at the point B. g(2)= _____ g(2)= _____ I found

13. ## physics

An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 17.0 m if her initial speed is 3.80 m/s. What is the free-fall acceleration on the planet?

14. ## math

lynn is 6 years older than Linda.The sum of their ages is 36. What is Linda's age.

15. ## ap chemisrty

Kp for the following reaction is 0.16 at 25°C. 2 NOBr(g) 2 NO(g) + Br2(g) The enthalpy change for the reaction at standard conditions is +16.3 kJ. Predict the effect of the following changes on the position of the equilibrium; that is, state which way the

16. ## Chemistry

I need to find out what the total acid concentration is in Kool-Aid. If 23.3 mL of 0.1043M NaOH neutralize a 60 mL solution of Kool-Aid (10 mL) and water (50 mL), what is the total concentration in a 10.00 mL aliquot of Kool-Aid? If you prepared a standard

17. ## Chemistry

Calculate the concentration of OH¯ ions in a 1.4*10^-3 M HCl solution

18. ## physics

A 850-kg race car can drive around an unbanked turn at a maximum speed of 61 m/s without slipping. The turn has a radius of 160 m. Air flowing over the car's wing exerts a downward-pointing force (called the downforce) of 11000 N on the car. (a) What is

19. ## Math

In parallelogram WXYZ, m

20. ## Physics

a force of 48.0N is required to start a 5.Okg box moving across a horizonatl concrete floor.what is the coefficient of static friction between the box and the floor?If the 48.0-N force continues, the box accelerates at 0.70 m/s squared . What is the

21. ## Math

I have a ? that I am kind of stuck on. It says give an infinite list of natural numbers that are not prime. I know half of the numbers are prime and half are not, but I'm not sure how to answer it. Thanks.

22. ## chemistry

Phosphoric acid is a triprotic acid with pKa's of 2.14, 6.86, and 12.4.The ionic form that predominates at pH 3.2 is?choose the corect answer (a) H3PO4 (b) H2PO4^- (c) HPO4^2- (d) PO4^3-

23. ## physics for scientists and engeneers I

During a workout, the football players ran up the stadium stairs in 59 s. The stairs are 140 m long and inclined at an angle of 40°. If a typical player has a mass of 103 kg, estimate the average power output on the way up. Ignore friction and air

24. ## Physics

A 27-pound meteorite struck a car in Peekskill, NY, creating a dent about 22 cm deep. If the initial speed of the meteorite was 550 m/s, what was the average force exerted on the meteorite by the car?

A 0.55-{kg} croquet ball is initially at rest on the grass. When the ball is struck by a mallet, the average force exerted on it is 220 N. If the ball's speed after being struck is 3.2 m/s, how long was the mallet in contact with the ball?

a block of mass 2.50 kg rests on a ramp. if the coefficient of static friction between the block and ramp is 0.350, what maximum angle can the ramp make with the horizontal before the block starts to slip down?

27. ## physics

A 0.55-{kg} croquet ball is initially at rest on the grass. When the ball is struck by a mallet, the average force exerted on it is 220 N. If the ball's speed after being struck is 3.2 m/s, how long was the mallet in contact with the ball?

28. ## Physics

Two thin strips of metal are bolted together at one end and have the same temperature. One is steel, and the other is aluminum. The steel strip is 0.10% longer than the aluminum strip. By how much should the temperature of the strips be increased, so that

29. ## math

The house numbers on carr memorial ave follow a pattern. the first four houses on the left side of the street are numbered 8,14,20 and 26.how many more houses are on the left side of the street with numbers less than 50? Thanks!

30. ## physics

A bicyclist starts a timed race at 6 mph In order to win, he must average 21 mph Assuming constant acceleration from the start, how fast must he be traveling at the end of the race?

31. ## Physics

A driver of a car going 95.0 km/h suddenly sees the lights of a barrier 39.0 m ahead. It takes the driver 0.95 s before he applies the brakes, and the average acceleration during braking is -10.0 m/s2. What is the maximum speed at which the car could be

32. ## geometry

A ship leaves port and heads due east at a rate of 32 miles per hour. Ever since the ship left port, it has been pushed south by a strong constant wind. Five hours after leaving port, the ship is 200 miles away. What is the effective push on the ship from

33. ## math

a piece of cardboard is twice as it is wide. It is to be made into a box with an open top by cutting 2-in squares from each corner and folding up the sides. Let x represent the width (in inches) of the original piece of cardboard. a.Represent the length of

34. ## Ap calc

A traffic engineer monitors the rate at which cars enter a freeway onramp during rush hour. From her data, she estimates that between 4:30pm and 5:30pm the rate R(t) at which cars enter is given by: R(t)= 100(1-0.00012t^2) car per min., where t is time in

35. ## Chemistry

How much of NaOH (in grams) is needed to prepare 546 mL of solution with a pH of 10.00 ?

36. ## physics

A cylinder that has a 40.0 cm radius and is 50.0 cm deep is filled with air at 20.0°C and 1.00 atm shown in figure (a). A 25.0 kg piston is now lowered into the cylinder, compressing the air trapped inside shown in figure (b). Finally, a 71.0 kg man

37. ## Homophones/ 8th grade English

What is a homophone for racecourse?

38. ## AP CALC

A temperature of a 10m long metal bar is 15C at one end and 30C on the other end. Assuming that the temperature increases linearly from the cooler end to the hotter end, what is the average temperature of the bar? Also, explain why at least one place on

39. ## Chemistry

Can visible light cause excitation of an electron in water? explain

40. ## Maths

Metric unit of measurement put prefix in front of the base unit. For ex decimeter: prefix deci means one-tenth, so one decimeter means one-tenth of a meter. a. Which latin prefix means one thousand? b.Which latin prefix means one-thousandths? c.What is the

41. ## chemistry

A 6.50 g piece of substance B was rolled out into a thin sheet measuring 24.0 cm x 18.0 cm. a.) Calculate the volume of the sheet of metal. Show work; use labels. [I also had to look at a graph, here is some information about substance B: y=mx+b m(slope):

42. ## physics

what if you had paper clips, rubber bands, wood chips, straight pins, strips of aluminum foil, and glass beads? Using a property of matter youve learned, classify thesse objects. Show your results in a table

43. ## Physics/Chemistry

Two thin strips of metal are bolted together at one end and have the same temperature. One is steel, and the other is aluminum. The steel strip is 0.10% longer than the aluminum strip. By how much should the temperature of the strips be increased, so that

44. ## Chemistry

How many grams of NiSO4*6H2O are needed to prepare 200*10^2 mL of a 3.5*10^-2 M NiSO4 solution?

45. ## Physics

A driver of a car going 95.0 km/h suddenly sees the lights of a barrier 39.0 m ahead. It takes the driver 0.95 s before he applies the brakes, and the average acceleration during braking is -10.0 m/s2. What is the maximum speed at which the car could be

46. ## chemistry

What volume of 25% solution is needed to make 500mL of a 10% diluted solution?

47. ## chemistry

When varsol and iodine in potassium iodide aqueous solution is mixed, two phases form. What are the colours in each of the 2 phases when 2ml of I2/KI aqueous solution plus 2 ml of varsol are mixed in a test tube? What are the colours in each of the 2

48. ## chemistry

what is the [CH3COO^-]/[CH3COOH] ration in an acetate buffer (Ka=1.76 x 10^-5) at pH 3.8? show calculations

49. ## Physics

A steel bicycle wheel (without the rubber tire) is rotating freely with an angular speed of 18.00 rad/s. The temperature of the wheel changes from -100.0 to +300.0 degrees Celcius. No net external torque acts on the wheel, and the mass of the spokes is

50. ## Lit/chem

What is a acrostic for the element cesium

51. ## Physics

You are the design engineer in charge of the crashworthiness of new automobile models. Cars are tested by smashing them into fixed, massive barriers at 56 km/h (35mph ). A new model of mass 1900 kg takes 0.15 s from the time of impact until it is brought

52. ## maths

what is the ratio in the simplest form 120:60

53. ## Physics/Chemistry

A steel bicycle wheel (without the rubber tire) is rotating freely with an angular speed of 18.00 rad/s. The temperature of the wheel changes from -100.0 to +300.0 degrees Celcius. No net external torque acts on the wheel, and the mass of the spokes is

54. ## Physics

Hot air rises over a heated stove element. The wall behind the stove appears to shimmer. Explain.

55. ## trig

A man standing 9 meters above the ground observes the angles of elevation and depression of the top and bottom,of the top of the monument in luneta 6 degrees and 50 minutes and 7 degrees and 30 minutes respectively.Find the height of the monument?

56. ## geometry

solve for x. 8x/10x-2 = 5x+3/7x i don't know how to get the x squares out of the equation!

57. ## chemistry

i don't understand any of this ! I'm doing the STP & stuff like that . The question is; How Many Molecules are contained in each of the following ? a] 1.00 mol O2 b] 2.50 mol He c] 0.0650 mol NH3 d] 11.5g NO2 pls just explain how to do . i don't need you

58. ## alg

9x +5y=34 8x-2y=-2 solve by elimination

59. ## Physics circular motion

The earth rotates once per day about an axis passing through the north and south poles, an axis that is perpendicular to the plane of the equator. Assuming the earth is a sphere with a radius of 6.38 x 106 m, determine the centripetal acceleration of a

60. ## maths-statistic

A manufacturer wants to assess the proportion of defective items in a large batch produce by a particular machine. He tests a random sample of 300 items and finds that 45 items are defective. If 200 such tests are performed and a 95% confidence interval

61. ## human relations

one taxi cab company charges 75 cents for the first quarter mile and 15 cents for each additional quarter mile. the competing taxi company charges 1.00 for the first quarter mile and 10 cents for each additional mile. what distance would produce the same

62. ## statistics

A charity believes that when it puts out an appeal for charitable donations the donations it receives will normally distributed with a mean of \$50 and standard deviation of \$6, and it is assumed that donations will be independent of each other. (i) Find

63. ## physics circular arc

A motorcycle is traveling up one side of a hill and down the other side. The crest of the hill is a circular arc with a radius of 68.0 m. Determine the maximum speed that the cycle can have while moving over the crest without losing contact with the road.

64. ## chemistry

finding the largest mass of Aluminum chloride that can be formed when reacting with 31 grams of aluminum with 36 grams of chlorine

65. ## Math

Write the equation of the line satisfying the given condition. Perpendicular to x = 4 and passing through the point (7, 2)

66. ## Physics

If the price of electrical energy is \$0.10 per kilowatt*hour, what is the cost of using electrical energy to heat the water in a swimming pool (12.0m*9.00m*1.5m) from 15 to 27 degrees Celcius?

67. ## math

I AM A NUMBER BETWEEN 20 AND 30. WHEN YOU PUT ME INTO 6 EQUAL GROUPS, THERE IS AN EVEN NUMBE IUN EACH GROUP AND 1 IS LEFT OVER. WHAT NUMBER AM I?

68. ## Physiology

Prostaglandins are formed as part of the inflammatory response, and are often formed after a cell has been damaged. From what cell organelle are prostaglandins formed?

69. ## Vocabulary

What is the best comparison of incentive is to goad as a. pontential is to mortify b. quibble is to dishearten c. flaw is to entice d. hazard is to dissuade

70. ## PHYSICS

A block is hung by a string from the inside roof of a van. When the van goes straight ahead at a speed of 27.8 m/s, the block hangs vertically down. But when the van maintains this same speed around an unbanked curve (radius = 196 m), the block swings

71. ## PHYSICS CIRCULAR MOTION

In an automatic clothes drier, a hollow cylinder moves the clothes on a vertical circle (radius r = 0.364 m), as the drawing shows. The appliance is designed so that the clothes tumble gently as they dry. This means that when a piece of clothing reaches an

72. ## Chemistry

What is the surface tension of water at 23 degrees Celsius?

73. ## Spanish 1

Estoy ______________. Me duele la cabeza. Hoy no puedo jugar al tenis ni patinar.

74. ## English

1.Weren't you ______ to help me wash the dishes? (suppose) I have use correct form of suppose. Would it be suppose?

1. How much work is required to stop an electron (m = 9.11 10^-31 kg) which is moving with a speed of 1.97 10^6 m/s? 2. An automobile is traveling along a highway at 91 km/h. If it travels instead at 100 km/h, what is the percent increase in the

76. ## phy

The small archerfish (length 20 to 25 cm) lives in brackish waters of Southeast Asia from India to the Philippines. This aptly named creature captures its prey by shooting a stream of water drops at an insect, either flying or at rest. The bug falls into

77. ## Geometry

the perimeter of an equilateral triangle is 32 centimeters. find the length of an altitude of the triangleto the nearest tenth of a centimeter.

78. ## World History

The expansion of agriculture can be traced across sub-Saharan Africa through the spread of the _______ language group. A. Swahili B. Ndebele C. Bantu D. Semitic

79. ## english

Is the following sentence direct characterization or indirect characterization? My mother turned to me and said, "I'm embarrassed to be seen in public with you when you look like that." She sneered as she turned as she turned to walk away.

80. ## ipc

According to the law of conservation of mechanical energy, if the only force acting on this pendulum is gravity, the total energy of the system is

81. ## physics

What is the resistance of a 2.5 m length of copper wire 1.3 mm in diameter?

82. ## bookkeeping

What is the total liabilities and owner’s equity in the balance sheet you prepared in Exam Figure 4?

83. ## Math

Jonathan can type a 20 page document in 40 minutes, Susan can type it in 30 minutes, and Jack can type it in 24 minutes. Working together, how much time will it take them to type the same document?

84. ## Physics/Chemistry

If the price of electrical energy is \$0.10 per kilowatt*hour, what is the cost of using electrical energy to heat the water in a swimming pool (12.0m*9.00m*1.5m) from 15 to 27 degrees Celcius?

85. ## chemistry

Pure silver metal can be made using the reaction shown above; Cu + 2AgNO3 --> Ag + Cu(NO3)2. How many grams of copper metal will be needed to use up 100g of AgNO3? A. 18.70g B. 37.3g C. 74.7g D. 100g

86. ## Physiology

Indicate whether the following circumstances would tend to increase, decrease or have no effect on the rate of enzyme activity. 1.adding more substrate but keeping the amount of enzyme of the same 2.adding more enzyme but keeping the amount of substrate

87. ## english

what is the participal phrase?"The trainer, armed with a whip, entered the cage."

88. ## ENG-1B

Is the climax on "The Story of an Hour by Kate Chopin artistically effective?Explain in 7 to 10 sentences

Why is the name for the ionic bond FeS Iron (II) Sulphide when the charges on iron and sulphur are +2 and -2? Shouldn't the name be Iron (I) Sulphide? Same goes for Copper (II) Sulphide. Please explain!

90. ## math

Please help. Hi, I am having some problems with inequalities. It is asking us to solve and graph on a number line and then write it in interval notation and set notation. X>2 and X>4 I graphed them in a number line already and i have the following:

91. ## Math

Express the volume of a sphere as a function of its radius. What is the domain of this function? Does this function have an inverse? If so what is it?

92. ## chemistry

Teacher gave us homework that I really don't understand. We must write chemical reactions by which we differentiate alcohols, esters, hydrogenic carbon,carboxylic acid and halogen alkanes from each other. We must not write the same reaction for two

93. ## History

A prince whose character is thus marked by every act which may define a tyrant is unfit to be the ruler of a [free] people who mean to be free. Future ages will scarcely believe that the hardiness of one man adventured, within the short compass of twelve

94. ## Math

A \$215 jacket is on sale for 35% off. Find the sale price.

95. ## calculus

At a certain instant of time, the sides of the cube are 3 in. long and increasing at the rate of 0.2 in./sec. How fast is the volume of the cube changing at that instant of time?

96. ## Physics

How could the index of refraction of salt water be used to find the concentration of a salt solution?

97. ## Physiology

Anesthetics such as ether, chloroform and nitrous oxide reduce responsiveness of cells by blocking ion channels and altering other properties of cells. What chemical property of these molecules enables them to easily enter cells?

98. ## History

what is the difference of Centralization or decentralization dealing with education?

99. ## Calculus

Solve the differential equation. t(dy/dt) + 2y= t^3 t>0, y(1)=0 I think I solved it properly, I'm just trying to check my final solution.

100. ## Physics

Prove, geometrically, that a ray of light entering a plate of glass always emerges in a direction parallel to the incident ray.

101. ## Physiology

Briefly answer the question about cellular processes. (Hint: think about the function of the cell in question.) Cells in the pancreas, which makes a lot of digestive enzymes, tend to have a lot of rough endoplasmic reticulum. Why?

102. ## Physiology

Why do cells tend to die if their lysosomes are damaged and break open?

103. ## Sciencies

1) Which two of the 12 science processes do you feel are the most important for students to understand early in their science studies? Defend your rationale. 2 What do you see as some benefits to teaching and learning science through an inquiry approach?

104. ## Math

Express the volume of a sphere as a function of its radius. What is the domain of this function?

asked by steve I Truly Need Help
105. ## Math

Three(cylindrical) steel drums are put together and a steel band is wrapped tightly around the three drums. If the radius of each drum is 2 feet, what is the length of the steel band? (The view of the drums below is from the top, or end of the drums.) The

106. ## Physiology

Name a disease caused by a defect in the mitochondria and describe the symptoms. In both cases, the disease may refer to a structural defect in the organelle, or some type of abnormal activity that takes place inside the organelle.

107. ## science

An oganic compound contains carbon, hydrogen, oxygen, and nitrogen. Could it b a fat or nucleic acid?

108. ## English 101

Read Harry Potter and the Sorcerer’s Stone by Roger Ebert and The Sorcerer’s Apprentice by Elvis Mitchell Q: One criterion for an effective evaluation is that the writer explains the criteria on which he or she bases the evaluation. In what ways does

prepare a balance sheet for petrello company immediately after the merger

110. ## Are their any Physics tutors on here tonight?!

A cart of mass M1 = 6.00 kg and initial speed = 4.00 m/s collides head on with a second cart of mass M2 = 4.00 kg at rest. Assuming that the collision is elastic, find the speed of M2 after the collision.

111. ## Physiology

The muscle cells of a trained athlete tend to have more mitochondria than those of a couch potato. Why?

112. ## Physiology

Name a disease caused by a defect in the lysosome and describe the symptoms.

113. ## Spanish

**Just to let you know, I followed the steps you told me to in my last post.** 40. Mama va a llamar a la _______ porque mi hermana menor todavía tiene fiebre. a. médico b. médica c. hospital d. profesor B? 41. "¿Por qué no duermes?" "Porque _______."

114. ## physics??

Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy. The orbital speeds of the planets are determined to be 41.3 km/s and 52.7 km/s. The slower planet's orbital period is 7.74 years. (a) What is the mass of the

115. ## math

Part A of your history test has 15 multiple choice questions. Each question has four choices. Part B has 10 true/false questions. How many ways are there to answer the 15 multiple choice questions? How many ways are there to answer the 10 true or

116. ## math- check me

Sung rented a truck for one day. There was a base fee of \$17.99, and there was an additional charge of .90 cents for each mile driven. Sung had to pay \$253.79 when he returned the truck. For how many miles did he drive the truck? \$253.79=\$17.99+.90 -\$17.99

118. ## Math

What is the probability that rolling four fair, six-sided dice produces an even sum?

119. ## statistics

An urn contains 4 blue balls, 5 yellow balls and 7 red balls. if a single ball is selected, find the probability thet the ball is Red? Not blue? blue or yellow

120. ## Are any tutors helping with Physics tonight? Help!

A cart of mass M1 = 6.00 kg and initial speed = 4.00 m/s collides head on with a second cart of mass M2 = 4.00 kg at rest. Assuming that the collision is elastic, find the speed of M2 after the collision.

121. ## shaheen

wha interesting object are found from moen jo daro?

122. ## math

you have a set of flashcards 1-36. a card is chosen at random. find the odds in favor of and against each selection. 1. multiple of 3 2. prime # 3. mutliple of 2 or 3 4. mutliple of 2 and 3 5. only 1 digit 6. has more than 1 digit

123. ## Statistics

On average 3 % of a certain type of TV tube burn out before their guarantee has expired. If a merchant sells 120 such tubes, find the probability that he will be forced to replace at least 3 of them (Use the Poisson approximation to the Binomial

124. ## english

I was given an assignment to write a paragraph essay about the short story"'the sniper''. And Ialready started and i want you to check my work if am on the right track.I started by writing my general statement. The short story teels bout modern warfare at

125. ## geometry

The road rose at an 8 degree angle, what is the grade?

126. ## physics

a car accelerates from 5 m/s to 21 m/s at a rate of 3m/s^2 how far does it travel while accelerating

127. ## Physics

In which case is it more likely that we may neglect non-ohmic effects due to the heating of the circuit by the current: in a series or parallel circuit? Why?

128. ## calculus

Find the area bounded by the x-axis ,the curve y= 1/x+2, x=0,y=0, and x=5

129. ## Math

Are the adjacent sides of a parallelogram perpendicular?

130. ## english

was given an assignment to write a paragraph essay about the short story"'the sniper''. And Ialready started and i want you to check my work if am on the right track.I started by writing my general statement. iNTHE SHORT STORY ''tHE SNIPER'' the author

131. ## chemistry

how many grams of oxygen are in 560g of ribose?

132. ## geometry

the ratio of the side lengths of a triangle is 4:7:5 and its perimeter is 64 cm. What is the length of the shortest side?

133. ## calculus

You work for the silver there is a home with a driveway 2 miles long extending to the house from a nearby highway. the nearest connection box is along the highway but 5 miles from the driveway. it costs the company \$100 per mile to install cable along the

How many possible combinations for an 8-digit binary number are there? How did you get this an answer?

135. ## algebra 2

solve this equation by factoring a^2-8a=-15 the a^2 is a' squared

136. ## Chemistry

how do you and write a combination of reaction equations? Sodium metal reacts with chlorine gas? Na(s) + Cl(subscript)2(g)---______?

137. ## managerial economic

Where might I find the answer to the following: US cigarette makers face enormous punitve damage penalties after a series of class action lawsuits. In spite of these the cigarette makers were able to avoid bankruptcy. I need to explain why and how using

138. ## math

Solve using the easiest method x^2-3x-10=0

140. ## Discrete Math

Find g ° f f(x) = {(1, 2), (2,1), (3,1), (4, 4)} g(x) = {(1, 2), (2,4), (3, 1), (4, 3)}

141. ## science

what are the steps involved in cleaning waste in sewage treatment plant

142. ## Biology

I need help in my biology lab... [Catalase Lab] 1.What effect did heat have on the activity of the enzyme? What effect did cold have? Room temperature? 2. What effect did lowering pH (making it acidic) have on the activity of the enzyme? What affect did

143. ## Medical Information Management

According to a December 4 hospital census of 100, what are the total inpatient service days for December 5? Admissions 10 Discharges 2 A & D 1 A. 90 C. 100 B. 109 D. 110 Total inpatient service days are the total number of services received by all

144. ## Math

In how many ways can two dice be rolled to yield a sum divisible by 3?

145. ## Physics

A particle with m = 3.3E-27 kg is moving with a velocity of 6.0E7m/s. It then collides with a stationary particle of mass 2m, the lighter particle then moves at a right angle to the original direction with a velocity of 2.0E7m/s. What is the veloctiy of

146. ## math

A model train is built using the scale 1:60. The actual length of the dining car is 2,100cm. Find the length of the dining car of the model train.

147. ## algebra

-9 + 36 divided by 6 times 2 -(-6) - 5 +2 = ? I'm having trouble with the order of operations.

148. ## economics

why was the federal reserve established ?

149. ## math

Reward, one week only, receive a 10 dollar gift card for every 50 dollars spent. 1) If your reward is \$10, what do you know about the amount of your purchase? 2) Give three possible amounts if your reward is \$20. 3) What should you do if your total

the base of the great pyramid is a square with an area of 571536 ft squared. If one of the sides of a similar figure is 5 cm what is the area of the figure? How can I solve this?

151. ## Math

I need help with two problems. Just want to make sure that the answers I put are correct. 1) Which of the following is an equation of a vertical line? F. 4x + 5y = 0 G. -4 = 16x H. 3y = -9 I. 4x + 5y = -1 2) Which equation is the equation of a line that

152. ## Francais

comment s'appelle la ville ou le carnaval a lieu chaque hiver Il est quebec city?

153. ## Francais

qui est bonhomme carnaval Je ne sais pas aidez-moi s'il vous plaît

154. ## english

was given an assignment to write a paragraph essay about the short story"'the sniper''. And Ialready started and i want you to check my work if am on the right track.I started by writing my general statement. iNTHE SHORT STORY ''tHE SNIPER'' the author

155. ## Pre-Algebra

Could you check my answers? 1. Alicia is planning a party for her friend. She plans to spend \$73.00 for food, \$39.50 for gifts, and \$15.00 for decorations. She would like each guest to give her \$13.00 to pay for these party expenses. What is the minimum

156. ## math

The Danville Epress travels 280mi at a certain speed.If the speed had been increased by 5mph the trip could have been made in 1 hour less time.Find the actual speed.

157. ## algebra

Solve using qaudractic formula.Then use a calculator to approximate to three decimal places, the solution as rational numbers. X^2-4x+1=0

158. ## Math

Solve for x. log3(x+7)=2-log3(x-1) Write the exact answer using base-10 logarithms.

159. ## geometry

in a triangle the middle length side is 3 more than the shortest side, and the longest side is double the middle lenght side the perimeter of the triangle is 45cm find the lenghts of the side

160. ## Chemistry

Given that KH for CO gas at 25 OC is 9.71 x10-4 mol.L-1.atm-1. Calculate the mass of CO that would dissolve in 1.00 L of H2O if the partial pressure of CO is 1.38 atm.

161. ## Accounting Systems

How does information flow between departments at your organization? Why do some organizations continue to use both manual and computerized systems? What are the problems associated with dependence on human information processing and paper documentation?

162. ## Algebra

If i take 5000 calls at 78% service level, how many calls would I need to take at 100% to equal an overall service level of 80%

163. ## english

Read the faculty’s rubric comments and the Turnitin® report provided in Appendix D. Write one paragraph of at least 200-words explaining what the student could have done differently to avoid the plagiarism concerns raised by the faculty member. How

164. ## Physics

A 55.0 kg girl is roping through the top of a tiny tree. She quickly swings down from her 12.0 m high perch and grabs a 21.0 kg dog as she swings. They barely swing back up to a tree limb. How high is this tree limb?

165. ## calculus maths

Hi can some one help, explain the following please. I seem to have issues with this: 1- Find the corresponding particular solution (in implicit form) that satisfies the initial; condition y = when x = 0. 2- Find the explicit form of this particular

166. ## Physics

A 55 kg skier is going down a slope with an angle of 47 degrees. Mk= 0.15. How fast is he going after 6 seconds?

167. ## Math

If the code generator polynomial is g(x) = 1 + x^2 for a (5,3) code, find the linear block code generator matrix G.

168. ## English

I made up a game for them to play and made a mental note to keep extra activities on hand for when my class finishes earlier than expected. Is this correct? My supervising teacher informed me that I speak well in class. My supervising teacher informed me

169. ## Physiology

What is the difference between the function of autonomic transmitters and receptors? In what way or how do they regulate effector cells that are dually innervated? Thanks!

170. ## Discrete Math

Find the inverse of f: R→R given by f(x) = x³ – 2

171. ## math

Ricky has a total of 64pennies and quarters in a jar.He has 34 more pennies than quarters.How much money does ricky have in the jar.

1.If someone's birthday is December 1 would I say Es el primero de diciembre or Es el uno de diciembre? I think I would say Es el uno de diciembre because I think I only use el primero for January/ Is that correct? 2. If I said my grandparents names are

173. ## physics

Find the angle at which a curve of radius r should be banked in order that a car moving at a speed v will not need any frictional force to round it in the figure below. (Use the following as necessary: r, v, and g.) θ =

174. ## chemistry

If you have 64.3 g NH3, how many grams of F2 are required for complete reaction?

175. ## geometry

how do you find the lenght of the midsegment of a trapezoid when one base equals 21 and the other 17 ?

176. ## Science

How do i draw a genotype?

177. ## Math

Find the derivative of the function. f(x) = (x+1)(4x^2-8x+7)

178. ## Algerbra 2

I am doing a worksheet for my alg. 2 class and in the worksheet it says: 'Simplify the expression. Assusme all variable are positive.' the problem is perentheses, square root of six times the power of 3 square root of six perentheses power of six!

180. ## algebra

The number of Hybrid vehicles sold weekly at a local car lot increased from 11 in 2006 to 19 in 2008. Predict the number of Hybrid vehicles sold weekly in 2011. My answer: rate = 19 - 11 2008 - 2006 rate = 8 2 rate = 4 then I subtracted 2011 from 2008 got

181. ## Psychology

Issue Analysis After reading the selected critical issue, use the following questions to analyze the issue. The work count for individual questions may vary but your responses should total 1,200- to 1,400-words for the entire worksheet. 1. What are some of

182. ## math

brett wants to use 40 feet of twine to mark off a rectangular area in his yard for a garden the length ans width for garden with the greatest area?

183. ## math

the exact position of the squer root of 50 on a number line

184. ## chemistry

what volume of water must be added to dilute 5.0 L of .50 M HCl solution into a .10 M solution?

185. ## books

Does The Road by Cormac McCarthy have the philosophy of Dystopianism in it? Dystopian is also the belief that future technology will bring the downfall of mankind.... right? Thanks in advance from Carolina

186. ## math

1.5 L =_____ metric cups

187. ## cultural diversity

Which one of thefollowing statements does NOT exemplify the concepts of teachable moments? a. the teacher follows the child's cues when exploring a topic. b.The adult acting as the child's social partner in the block center, using semantic extension where

188. ## Statistics

Heres the following question: Evaluate: (14 3) How would i do this problem? Note: The 14 is on top of the 3.

189. ## Grade 11 English 3

What's the difference between lay and lie? and if you had..Tonya has___out in the sun since noon. which one do you use in past tense?

"Express the mixed# as the addition of a whole # and fraction.Then find the value as a single fraction." *i don't understand what it is asking me?!

191. ## algebra

I need to know if I am doing this problem right when sustitution method. y+2x=3 y+2x=-4 y+2x=3 -1(y+2x=3)-y-2x=-4 now add the two equation y-2x=3 -y-2x-4 the answer would be -4y=7 then divided -4=7 answer 1.75 I no that there is more to this answer I am

192. ## math

use the digits 1,3,4,5,7, and 9 to write two money amounts that you can subtract by trading 1 dollar for 10 dimes

193. ## Francais

Comment s'appelle le grand batiment en haut de la falaise? Il est la falaise du Natrel?

194. ## Math

Mr. Pennypacker left half of his estate to his wife; \$40,000 to his daughter; half of what remained to his butler; half of what remained for the care of his favorite dog; and the remaining \$6,000 to charity. What was the value of Pennypacker's estate?

195. ## calculus

If f(x) The integral from 4 to 2x of: the squareroot of (t^2 + 2). What is F' (2). Would it be 0 because f (2) = 0? and the derivative of 0 is 0? Or would it 2 x the squareroot of 12?

196. ## intermediate algebra-can somebody check my answer

Evaluate the expression m^2+93+7 when m=-4 -4^2+9*(-4)+7 does it = -13

197. ## intermediate algebra

Write the equation of the line: The points are at (-8,-6) and (0,0). The line passing through these two points has a y-intercept of 0 since it passes through the origin. The slope is -6-0/-8-0=3/4 How would I finish this? Thanks

198. ## chemistry

if 25.o g of Al are reacted with an excess of amount of Cl, what is the maximum amount of aluminum chloride that can be produced using the following reaction. 2 Al + 3 Cl2 - 2 AlCl3

199. ## science

David is traveling at 20 m/s in a car when the car hits the tree. David comes to a complete stop in 0.4 seconds. What is David's acceleration?

200. ## algebra 2

element x has a half life of 90 seconds. How much of a 100 gram sample of element x is left after half an hour

201. ## help

help show graph for 4(x+7) < 2x+31

202. ## math

If the rule is out=-25+in. And the in is 25 what is the out?

203. ## maths

four teenagers collected a total of £64 for charity. each teenager collected a whole number of pounds. the modal amount collected was £16. the range of the amounts collected was £2. work out how much each teenager collected?

204. ## physics

What is the maximum power consumption of a 8.7 V portable CD player that draws a maximum of 354 mA of current?

205. ## spanish

how do you distinguish the difference between preterite and imperfect use in a sentence?

206. ## algebra

Maria stood on two scales at the same time. The scale on the right read 43 pounds, and the scale on the left read 60 pounds. If she balances her weight equally on both scales, how much will each scale read?

207. ## Math

Here is a question that I am really stuck on and I need some help!!: In the Unites States, about one person in eight lives in California. To the nearest percent, what percent of people in the Unites States live in California?

208. ## math

Patty Kim earns \$20,000 per year. She is paid 26 times per year and claims 1 exemption. If \$17.31 is withheld from each paycheck, at what rate is she taxed?

If I say my mom is younger than my dad do I say it this way? Mi madre es menor de mi padre? or do I say Mi madre es menor? Thank you I'm really confused on this one.

210. ## English

I need help writing a 14 line 10 syllable love poem. Can you help?

211. ## maths

twenty-seven out of thirty students have a mobile work out the percentage of students who do not have a mobile phone! show each stage of working out? THANKYOU

212. ## maths

how do you draw a line of best fit on a scatter graph?

213. ## chemistry

How many monosaccharides most likely make up this molecule: C 10H20 O10

214. ## History

Could you please give me info on barack obama,granville woods and jada pinkett-smith?

215. ## Math

Can anybody help me start this? Thanks

216. ## chemistry

what is the partial pressure of water in the air if the roomis 20 degrees Celsius the relative humidity is 52% and the patient needs to be maintained at a partial pressure of water of 12 torr?

217. ## math

write slope equation for the line that passes though (10,-4) and has a slope of -3/10

218. ## Calculus

Use the Product Rule to find the derivative of the function. f(x) = (x^3 − 2x)(5x^2 + 2x)

219. ## Survey of the Sciences

a typical cell in the body makes about 10 million molecules of atp per second. show that the cell breaks down about 263,258 molecules of glucose per second.

220. ## Chemistry

a solution of 4.65 of a carbohydrate in 100.0g of water has a density of 1.016g/mL and an osmotic pressure of 3.18 atm at 20.0 degrees celcius. calculate the molar mass of the carbohydrate.

221. ## Physics

It is easy to see a drop of water on the print of a glossy magazine but it is difficult to see it on the white area of the same page. Explain why.

222. ## Physics

What observation shows that diamond has a slightly different index of refraction for each of the various colours of the spectrum?

223. ## chemistry

maintain room at partial pressure of water of 12 torr. the room is 20 degrees celcuis and relitive humidity is reading 52% 1. what is the partial pressur of water in the air in the room? 2. Equibrium vapor pressure of water at 20 degrees celcius is 17.5

224. ## algebra

Solve using qaudractic formula.Then use a calculator to approximate to three decimal places, the onlution as rational numbers. X^2-4x+1=0

225. ## Calculus

Does f(x)= 1 + cos(x), have an inverse or not, if so, what is the inverse? please explain.

226. ## math

I need help on finding sales tax and discount

227. ## english

should the film "Speak" be studied in english 9?Why? "Speak"by Laurie Halse Anderson

228. ## History

Why has this portion been taken out of the declaration of independence "He has waged cruel war against human nature itself, violating its most sacred rights of life and liberty in the persons of a distant people who never offended him, captivating &

229. ## math

how can i findout how to do a histogram of 2 tables 1 with 3 intervals and the other with 4

230. ## math

The length of a rectangle is 4 times its width. Express the perimeter, P, of the rectangle as a function of the width, w.

231. ## chemistry

If you start out with a 0.4M solution of Histidine at pH 6 and add an equal volume of 0.1M HCl, what would the final pH be?

232. ## Crime

I don't get how the death penalty discourage murderers. It's a little confusing to me.

233. ## Math

Runner runs 8 miles at 5 miles per hour, then another 2 miles at 7 miles per hour, find average speed.

234. ## all

does anyone know a book that I could get on India's sports?

235. ## calculus

use the approximations ln 2=0.693 and ln= 1.609 together with the properties of natural logarithms to calculate an approximation to ln 40

236. ## grammar

How do i identify a gerund phrase and how do i distinguish a phrase from a simple gerund?

237. ## english

I need help with this prose speech introduction. I have this story called The Deadly Sister which my speech is over but I can't figure out an introduction for it. Please help

238. ## English

She also told me that I need to write as well as I speak, and I agree with her. She also told me that I needed to write as well as I spoke, and I agree with her. Which on is correct? This is for a paper and it is supposed to be in past tense.

why does the high specific heat of water make it essential to life?

240. ## English

What is the transitive verb and direct object in the following sentence? Felicia flew home from Arizona.

241. ## algebra

how do i multiply the rational expression 8 times x+7 3 6x2

242. ## math- check me

(-3)/(5)y=-15 Does y=25

243. ## Discrete Math

Determine the domain and range of: y = 5 – [1/ (1 + x)] So, would the domain be all real numbers except -1? And would the range be all real numbers except zero? I'm really confused. . .

244. ## English

I forgot to include the following sentences for you to check. By the way, how do you call the sheet where the teachers register each student's school marks. This document is kept by the students themselves and families are expected to sign it once a month.

245. ## Physics

A vase is resting on a tabletop. If the mass of the vase is 0.5 kg calculate the normal force acting on it.

246. ## further mathematics

) Find the distance between A(2,3) and the midpoint of the join of B(4,5) and C(6,9). b)i)Find the number of the different selections of 3 letters that can be made from the letters of the word SUCCESSFUL ii)How many of these selections contain at least one

247. ## geograohy

state if each sentences is climate or weather the is so hot but last night was cool

248. ## comp

Write two paragraphs about how interest rates affect people’s purchasing decisions. Underline the topic sentence in each paragraph.

249. ## management, in staffing

the activity in staffing...... conduct an interview at least 3 types of companies,the procedures employed in employing human resources

250. ## Math

Evaluate the following: |6-10|-|5| I get: |-4|-|5| 4-5 Is the answer -1

251. ## Math

Which on eof the following fractions is greater than 3/5? 7/10, 5/12, 1/2 or 5/16

252. ## math

What is one half of the volume of a rectanglar prism if the volume is 20.625

253. ## Math

Find two numbers with a sum of -8 and a difference of 4. Let x be the greater number and y be the lesser number?

254. ## math

how much force is need to split a 20" x 20" green hedge log?

255. ## algebra

Thank you Kate I know the answer I am just having a hard time showing my work

256. ## Math

The Danville Epress travels 280mi at a certain speed.If the speed had been increased by 5mph the trip could have been made in 1 hour less time.Find the actual speed.

257. ## history

How is the New Deal a conservative defense of capitalism?

258. ## math- check me

Solve the inequality for x. 16 =3 Is that right?

259. ## math- check me

f(x)=3 -4|-11+x| -4|-11+3| -4|8| Do I divide or multiply?

260. ## math

which is matches the problem? ,= 8.5_____-10^3

261. ## intermediate algebra-check my answer

Find the equation of the line. find equation of form y=ax+b, where a is slope, and b is intercept, which passes through points (x1, y1) = (-8, -6) and (x2, y2) = (0, 0) slope 0-(-6)/0-(-8)= 3/4 how would I write it? y=3/4x or y=3/4x+0 ?

262. ## Keynesians economics

The relevant of manageria economics to profit and non profit making of an organisation.

264. ## SPANISH

if i said, un animal grande que es la palabra en ingles para nariz, would you know what animal I was talking about.

265. ## algebra

the y-coordinate of a point decreased by 3 times the x-coordinate is greater than or equal to 2. what is that written as an equation?

266. ## alg

9x +5y=34 8x-2y=-2 solve by elimination

267. ## Science

What happen in the reactions: Na2SO4+HCl followed by BaCl

268. ## college psychology

What areas of the brain are affected and how are they affected with sleep deprivation?

If P(400)=900 Rewrite this Equation in terms of p^-1

270. ## cultural diversity

prejudicial behaviors by young children particularly in the 3 to 5 year age group are not rooted in acognitive inability to fit new information and experiences into an existing belief system b.observation and emulation of pro-social attitudes and behaviors

271. ## Math

Write a rule expressing the area of a circle as a function of its radius. What is the domain of the object?

272. ## math

write each ratio in simplest form... 224/480 42:68 500 to 125

273. ## Calculus (I Truly Need Help) Continued

a(r)=ðr² This is a function. The right hand side is the rule. r is the independent variable. The domain of r (i.e. the values it can assume) is ℝ+, meaning all positive real values, since we do not have a negative radius. Does This Have an Inverse?

274. ## Science

When are the accelerations of two interacting bodies, A and B, equal? And what does the escape velocity of a planet tell us? These two questions look like the easiest of my homework, but I can't find the answers anywhere in my notes! Thanks.

275. ## psychology

the effects of sleep deprivation on one’s behavior.

276. ## physics

if you raise a ball 1m and it has a mass of 50g, how much work was done?

277. ## Calc

What is the antiderivative of dy/dx = x/(x^2 + 1)?

278. ## trig

verify the identity. cos2 x - sin2 x = 1 - 2sin2 x the 2's next to the sin and cos on the right sides are powers.

279. ## Stats

I need help with this problem for school. For the first one i got .3758 and second 1.6, but i don't think they are right. My calculations are off It is known that about 20% of car insurance policies include emergency road service. Suppose we randomly

280. ## Finance

Can someone help me? 1. Categorize the types of consumer credit and state the advantages and disadvantages of each. 2. Describe your rights under the consumer credit laws and the differences among the laws.

281. ## program planning

write a single paragraph which answers this question, “Who is responsible for program planning, the academic advisor or the student? Explain why.”

282. ## Math

h(x)=(2-2x^2)/-2 h(-2) I get (-2-2(-2)^2)/-2 (-2-2(4)/-2 6/-2=-3 h(-2)=-3

283. ## Physics

Galileo threw a large rock upward from a tower balcony at an angle of 25.0o above the horizontal with an initial speed of 15 m/s. If the rock hits the ground 3.0 s later, how high above ground was the rock when it left Galileo’s hand?

284. ## chem

what other experiments or techniques can be used in replace of infrared spectroscopy

285. ## Math

Is 2/5 greater than 11/30?

286. ## algebra

the y-coordinate of a point decreased by 3 times the x-coordinate is greater than or equal to 2

287. ## math

you have a set of flashcards 1-36. a card is chosen at random. find the odds in favor of and against each selection. 1. multiple of 3 2. prime # 3. mutliple of 2 or 3 4. mutliple of 2 and 3 5. only 1 digit 6. has more than 1 digit

288. ## math

Find the linear block code generator matrix G, if the code generator polynomial is g(x) = 1 + x^3 for a (7,4) code.

289. ## math

a real motorcycle is 18 times as large as a model motorcycle if the model motorcycle is 5 1/16in. long about how long is the real motorcycle

can someone answer this. Employee searches for ways to satisfy these needs

Write a rule expressing the area of a circle as a function of its radius. What is the domain of the object?

292. ## ipc

starting from rest(0 m/s) reaching a final velocity of 20 m/s in 3 seconds. what is the acceleration

293. ## algebra

4x + 8 < 12 Is x = 2 a solution? Is x=0 a solution?

294. ## managerial economics

Discussing employee benefits, using the consumer behavior theory. Question is how do you think flexible benefit packages affect an employee's preference between higher wages and more benfits?

295. ## Algebra

5/(6 x)-2/3 = 4-2/x

296. ## EMS

Please help,I'm writing a report on "BN biscuits" their demand and supply for this product and how it changed over the period of time also what effect does it have on the price? Thank you so much*

297. ## math

a train traveled for 5 hours at a rate of 52 miles per hour..How far did the train travel?

298. ## Social studies

How did the geography of Europe effect the political and social structure during the middle ages

299. ## help

help show graph for 4(x+7) < 2x+31

physics

301. ## Psychology

I need help. Can anyone tell me about twins studies.

302. ## english

what is the adverb in this sentence? "Soon people became very fearful."

303. ## english

What are the images asssociated with the types of characterization in the short story"The sniper''? pls help me.

304. ## Physics

A 200N sign hangs and makes a 15.5 angle with the horizontal. What is the Tension in each rope?

305. ## english

direct or indirect characterization? I lay screaming on the floor, "My foot! My foot! I think it's broken!" But my sister just reeled back and kicked me, "Get up or you'll wake up Dad!"

306. ## Math

Find the circle area with the radius being 10 in would the area A= 314 in?

307. ## english

direct or indirect characterization? As Simon leaned over me, the veins in his forehead popping out, he screamed profanities. Quickly I realized what a despicable, vile man he truly was.

308. ## algebra

I need to know if I am doing this problem right when sustitution method. y+2x=3 y+2x=-4 y+2x=3 -1(y+2x=3)-y-2x=-4 now add the two equation y-2x=3 -y-2x-4 the answer would be -4y=7 then divided -4=7 answer 1.75 I no that there is more to this answer I am

309. ## Math Correct?

Any of the 2 angles of a square are supplementary is that true?

310. ## Amazon

y would businesses want to use aStore on Amazon? Is it because it can keep visitors longer on the site as they shop?

311. ## math

6x + 2y = -2 4x + y = 1

312. ## physics

Within the nucleus. What strength of electric field does a proton produce at the distance of another proton, about 4.00×10−15m away? ___N/c

acquisiton method

314. ## English

Thank you! I just a few more doubts on four statements.I hope you can check them. 1) I havent' seen him for two days. If I want to turn it into a wh-question: How many days haven't you seen him for? That's wrong. How long did you last see him? How long is

315. ## Caluclus( I Sincerely Need Help)

Write a rule expressing the area of a circle as a function of its radius. What is the domain of the object?

316. ## Project Management

Search the web for project planning tools and describe at least 2. download a demo to two, and build a project so you can see the different PM charts(Grantt,CPM, Pert, etc.). Comment on the ease in in which you were able to build each of the charts. Which

317. ## algebra

x + 2.2 < 5, x = -2.3

318. ## math

the number of dogs taken in daily at a local animal shelter increased from 4 in october 2009 to 10 in january 2010. predict the number of dogs taken in daily in may 2010.

319. ## math

simplify 24÷1/2+5/8*6/7

320. ## math

what is the difference between odds and probability?

321. ## English

I urgently need to know if everything is correct. Thank you very much for your help! 1)I use the computer three hours a week on average. I usually use it to play computer games, surf the net or do some school research. 2) I sometimes download and save

-4/3x+3=

323. ## intermediate algebra

Write the equation of the graph. Points are (-8,-6) and (0,0). I think you start at rise over run. But I'm confused thanks

324. ## US History

With the knowledge of hindsight, what suggestions would you make to the Big 4 at Versailles in 1919?

Write r arule expressing the area of a circle as a function of its radius. What is the domain of the object?

326. ## maths

algerbra how do you simplify this equation b*4*a

Simplify using the Distributive Property: -2(x + 4) + 2(x - 4) is the answer: -16

328. ## world history

what was the purpose of early banks

329. ## History

Did the writers of the Constitution validate the ideals of the Declaration or betray them?

330. ## Math

g(x)=-5+sqrt(x-1) g(4)=-5+sqrt(4-1) is the answer -5+sqrt3

331. ## Math(I Truly Need Help Please)

If P(400)=900 Rewrite this Equation in terms of p^-1

332. ## mathematics

what is the total of the non-equal sides of the smaller and larger triangle.

333. ## maths

what is 0.68 into a fraction