Questions Asked onJune 9, 2011

1. physics

A satellite that is spinning clockwise has four low-mass solar panels sticking out as shown; the mass of the satellite is 750 kg. A tiny meteor of mass 2 kg traveling at high speed rips through one of the solar panels and continues in the same direction

2. Chemistry

Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? A) increasing temperature B) increasing pressure C) decreasing surface area D) decreasing temperature

3. science

a runner training for a race times her 400 meter laps around a track. her times are lap 1 60 seconds, lap 2 57 seconds, lap 3 55 seconds and lap 4 53 seconds. what is her avaerage velocity in meters per second (m/s)?

4. science

three 10 ohm resistors are connected in parallel what is the equivalent resistance of the parallel combination?

5. science(physics)

the sum of three forces f1=100n, f2=80n, f3=60n acting on a particle is zero. The angle between f1 and f2 is: Please solve

6. maths (trigonometry)

how can we calculwte the value of Cot 70 degree+4 cos 70 degree

7. Chemistry

Name the three products formed when tin(II) nitrate is heated. Thank you.

8. Math - Data Management

I'm kinda stuck on my math homework, does anyone know how to do it? The results of a blood test at a medical lab are normally distributed with a mean of 60 and a standard deviation of 15. How low must a score be to lie in the lowest 5% of the results?

9. statistics

In a particular class, there are 3 freshmen, 5 sophomores, 11 juniors, and 2 seniors. If the instructor randomly chooses a student to answer a question in class, what is the probability that the student chosen will be a freshman?

10. English

Identify the complete adjective clause and the word it modifies. I elected to take astronomy, which is not a required course.

11. physics

A plane drops a package of emergency rations to a stranded party of explorers the plane is traveling horizontally at 40m/s at a height of 100m from the ground find where the package strikes the ground ralative to the spot where it was dropped

12. physics

A boy drags a 100 N sled up a 20 degree slope at constant velocity. If the coefficient of friction between the sled and hill is 0.2 what force must he exert at an angle of 35 degrees with respect to the hill?

13. physics

A square coil of side 0.5 m is placed with its plane perpendicular to the direction of the magnetic field. What is the flux change in the coil if the magnetic field changes from 0.1 Tesla to 0.5 Tesla? Choose one answer. a. 0.1 Weber b. 0.2 Weber c. 0.8

14. Instructional materials:Their preparation and Use

if you could help please do 3. A document camera is more versatile than an opaque projector because you can use it to A. record sound. B. project three-dimensional objects. C. display book pages on a screen. D. view colored items. 4. Which one of the

15. english

Identify the complete adjective clause and the word it modifies. This course deals with facts that everyone should know.

16. calculus

Sketch the region bounded by the curves y = x^2, y = x^4. 1) Find the area of the region enclosed by the two curves; 2) Find the volume of the solid obtained by rotating the above region about the x-axis; 3) Find the volume of the solid obtained by

17. algebra

if a+2b+c=4 then find the maximum value of ab+bc+ca

18. Math

The Lifetimes of a certain brand of photographic light are normally distributed with the mean of 210 h and a standard deviation of 50 h. What percent of lights will need to be replaced within 233 h? Out of 2000 lights, how many will have a lifetime between

19. Physics

A 0.200-m uniform bar has a mass of 0.750 kg and is released from rest in the vertical position, as the drawing indicates. The spring is initially unstrained and has a spring constant of k = 25.0 N/m. Find the tangential speed with which end A strikes the

20. physics

A rectangular loop with 100 turns and area of 0.12 m2 rotates at 100 rad/s. The axis of rotation of the square is perpendicular to the direction of the magnetic field of 0.025 Tesla. What is the maximum emf induced in the loop? Choose one answer. a. 30 V

21. social studies

How did the Emancipation Proclamation change the nature of the Civil War, if it did at when he issued it ?

22. chemistry

Zinc metal reacts with hydrochloric acid to produce hydrogen gas according to the equation below. What volume of hydrogen at STP is released when 15.1 grams of zinc react at STP? Zn(s) + 2HCl(aq) ¨ ZnCl2(aq) + H2(g)

23. physics

Marks: 2 The magnetic field of the loop increases from 0.0 Tesla to 0.2 Tesla in 0.4 seconds. The cross sectional area of the loop is 0.6 m2. What is the average current induced in the loop if the coil has a resistance of 1.5 Ω? Choose one answer. a. 0.1

24. Math - Problem4

Solve the inequality. Express your solution using interval notation and please show all of your work. x^4 - 7x^2 - 14 > 0

asked by Greg - PV
25. ap history

what was john walthall alleged offense?how might one account for the ferocity of the assault on carter's family walthall? I believe he sleeps with white women but i don't know what he stole. I don't understand the second question. please help me coz i need

26. english

Identify the complete adjective clause and the omitted introductory word. Is he the man you saw at the coffee shop?

27. english

Identify the complete adjective clause and the omitted introductory word. The car I drive has 50,000 miles on the odometer.

28. english

Identify the complete adjective clause and the word it modifies. Many Californians who own homes live on hillsides.

29. arithmetic

Prove that the product of three consecutive even numbers is divisible by 48

30. chemistry

A sample of oxygen occupies 38.9L at STP. What will the pressure need to be in Torr. if the volume is to be changed to 32.2L without a change in T.

31. maths (trigonometry)

how can we calculate the value of Sec50 degree+tan 50 degree

32. Algebra II

Multiple Choice (theta) means the symbol 0 with the dash in it. 1.)Which expression is equivalent to tan(theta)-(sec(theta))/(sin(theta))? A.)-cot(theta) B.)cot(theta) C.)tan(theta)-cot(theta) D.)tan(theta)-sec^2(theta) 2.)Find the exact value of:cos 375

33. Algebra II

Multiple Choice Which expression is NOT equivalent to 1? (theta) means 0 with dash in it. A.)sin^2 (theta)+cot^2 (theta) sin^2 (theta) B.)(sin^(theta))/(1-cos(theta))-cos(theta) C,)sec^2 (theta)+ tan^2 (theta) D.)(cot^2(theta) sin^2 (theta))/(cos^2(theta))

34. algebra

solve using the subsitution method 4x+4y=36 4x+4y=12 If the system has no solution or an infinite number of solutions, please help me understand it.

35. Physics

A 0.20 m uniform bar has a mass of 0.75 kg and is released from rest in the vertical position, as the drawing shows. The spring is initially unstrained and has a spring constant of 25.0 N/m. Find the tangential speed with which end A strikes the horizontal

asked by Samantha Kaur
36. Physics

A 0.20 m uniform bar has a mass of 0.75 kg and is released from rest in the vertical position, as the drawing shows. The spring is initially unstrained and has a spring constant of 25.0 N/m. Find the tangential speed with which end A strikes the horizontal

asked by Samantha Kaur
37. Chemistry

How many grams of Mg are needed to react completely with 3.80 L of a 2.50 M HF solution? Mg + 2HF MgF2 + H2

38. science

if a 10 microfarad capacitor and a 20 microfarad capacitor are connected in series what if the equivalent capacitance of the series combination?

39. math

In a shop there are 20 customers, 18 of whom will make a purchase. If three customers are selected, one at a time, at random, what is the probability that all will make a purchase?

40. physics

Marks: 2 The magnetic field of a circular loop of wire changes from 0.3 Tesla to 0.4 Tesla in 0.2 seconds. What is the induced emf produced in a coil if the area of the circular loop is 1m2? Choose one answer. a. 0.1 V b. 0.2 V c. 0.5 V d. 0.6 V

41. math

When a single card is drawn from a shuffled deck of cards, find the odds against getting a 9.

42. Math

Use the IVT to show that there is a root of the equation 4x^3-6x^2+3x-2=0 between 1 and 2? (please give a full answer with steps)

43. math

. A box contains five blue, eight green, and three yellow marbles. If a marble is selected at random, what is the probability that it is not blue?

44. TRIGONOMETRY *(MATHS)

Q.1 Prove the following identities:- (i) tan^3x/1+tan^2x + cot^3x/1+cot^2 = 1-2sin^x cos^x/sinx cosx (ii) (1+cotx+tanx)(sinx-cosx)/sec^3x-cosec^3x = sin^2xcos^2x.

45. chemistry

The distance from Earth to the Moon is approximately 240,000 .What is this distance in meters? Express your answer using two significant figures.

46. Physics

A 0.20 m uniform bar has a mass of 0.75 kg and is released from rest in the vertical position, as the drawing shows. The spring is initially unstrained and has a spring constant of . Find the tangential speed with which end A strikes the horizontal

asked by Samantha Kaur
47. Math - Domain and Asymptotes

Given the following rational function: f(x) = (x^2 + 6x - 8) / (x – 5) (a) state the domain. (b) find the vertical and horizontal asymptotes, if any. (c) find the oblique asymptotes, if any.

asked by Greg - PV
48. Cupler

how much low fat milk (1%) fat and how much whole milk (4%) fat should be mixed to make 5 gal of reduced fat mild 2%

49. Math

Aaron had an unpaid balance of \$1,177.79 on his credit card statement at the beginning of April. He made a payment of \$430.00 during the month, and made purchases of \$366.02. If the interest rate on Aaron's credit card was 4.5% per month on the unpaid

50. math

If two people are selected at random, what is the probability that they were both born in winter (December, January, or February)?

51. physics 221

The United States and South Korean soccer teams are playing in the first round of the World Cup. An American kicks the ball, giving it an initial velocity of 3.8 m/s. The ball rolls a distance of 5.0 m and is then intercepted by a South Korean player. If

52. Math

Solve the logarithmic equation. Express your solutions in exact form only. Please show all of your work. log3(x+2) + log3(x+8) – 2 = log3(x+3)

asked by Allison - Carson
53. Annexation--United States

Make a poster to advertise the cause of one of ... -The Confederationists -The Anti-Confederationists -The Annexationists Try to think of slogan to put on your poster. I chose to be an Annexationist. The slogan I chose Come Live in the U.S where life's

54. Psychology

In this memory process, the individual records information to prepare it to be entered into memory. Storage Encoding Retrieval Priming i think the answer is encoding but then im confused?

55. Physics

A 0.20 m uniform bar has a mass of 0.75 kg and is released from rest in the vertical position, as the drawing shows. The spring is initially unstrained and has a spring constant of . Find the tangential speed with which end A strikes the horizontal

asked by Samantha Kaur
56. microeconomic

Consider a monopolist facing a demand curve given by P = 20 – q, where P is the market price and q is the quantity sold. The monopolist's marginal costs are MC = 2 per unit and a fixed cost of \$20. What is the monopolist's profit it is charges a uniform

57. math

A \$400 loan is to be paid off in 66 monthly payments of \$11.62. The borrower decides to pay off the loan after 18 payments. Use the rule of 78s to find the amount of interest saved. (Points : 1) \$194.13

58. chemistry

If 1500 blood cells were lined up, they would make a row 1.0 inch long. What is the average diameter of the blood cells in micrometer(If l inch = 2.54cm)?.

59. algebra

• After solving a system of linear equations, how can you check your answer to determine whether it is correct? Demonstrate the process of checking an answer with an example

60. physics

Marks: 2 The emf produced in a generator is What is the frequency of rotation of the circular coil? Choose one answer. a. 100 Hz b. 60 Hz c. 50 Hz d. 25 Hz

61. Providence

Business relationships often present ethical dilemmas: not easily resolved easily resolved by following the relevant laws best resolved by creating a lose-lose situation irrelevant and therefore require no action

62. arithmetic

If a1,a2,a3 represents first, second, third terms in A.P. if the first term is 2 and (a1 + a2 ) a3 is minimum then the common difference is ___?

asked by Harpreet Kaur
63. Algebra

Find the average rate of change of f(x) 3x^2-4x from x=3 to x=6 . Simplify your answer as much as possible.

64. math

Phil had an unpaid balance of \$1,854.50 on his credit card statement at the beginning of December. He made a payment of \$45.00 during the month. If the interest rate on Phil's credit card was 2.5% per month on the unpaid balance, find the finance charge

65. physics

50kg iceskater turns a bend at 7m/sec. if the radius of the curve is 5 meters, what is the centripetal force provided by the friction between the blade of the skate and the ice?

66. Math

3 questions if you can help me. 1. Calculate the number of subsets and the number of proper subsets for the set. {x|x is a day of the week} 2. Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. List the

67. science(physics)

two forces are in the ratio 1:2 named p and q.if their resultant is at an angle tan inverse root 3 /2 to vector p then the angle between p and q is ? Plz solve.

68. ALgebra 1

im doing a webquest on mt everest in math class. im almost done. i just need help with this 8. There have been many deaths in an attempt to climb Mount Everest. Make a timeline starting from the first attempted summit through 2004. Indicate the number of

69. Algebra!

Which ordered pair is a solution to the system y(line under)-x-1? A. (0,-2) B. (1,2) C. (-5,0) D. (0,-5) I'm thinking it's B.. but i need some help with this.

70. science

if 100g of water at 20 degrees C absorbs 5kj of heat, what amount will the temerature of the water increase?

71. algebra

On August 26, 1989, a train in south africa carried a record number of 660 cars. what was the length of the train?

72. georgraphy

Which of Canada's Atlantic Provinces has jurisdiction over mainly uninhabited Labrador? A. Prince Edward Island B. Newfoundland C. New Brunswick D. Nova Scotia

73. Chemistry

A certain headache relief tablet is composed of monoprotic acetylsalicylic acid(C9H8O4(s)) and an inert filler. A 4.00 g tablet was crushed and dissolved to make 40.0 mL of solution. The solution was then titrated with 0.900 mol/L NaOH(aq). The volume of

74. math

If two people are selected at random, what is the probability that they were both born in May?

75. biology

I did a lab with catalase breaking down hydrogen peroxide. A question asks, what gas is being formed (oxygen), suggest a method I could use to determine this. I don't know any method?

76. Math

3 questions if you can help me. 1. Calculate the number of subsets and the number of proper subsets for the set. {x|x is a day of the week} 2. Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. List the

77. chemistry

I would really like help for this question ASAP! pleasee! I thank you ahead of time. The question refers to an experiment using equal volumes of O2 gas and three other gases "X", "Y", "Z", at the same temperature and pressure. If the respective masses are:

78. algebra

Joe has a collection of nickles and dimes that is worth \$7.65.If the number of dimes was doubled and the number of nickles was increased by 35, the value of the coins would be \$14.30. How many nickles and dimes does he have?

79. tax accounting

bruce wilson won 2 million in the state lottery. the lottery pays out the prize money in 20 annual installments of 100,000 each. After receiving three 100,000 installments, bruce sold the remaining 1.7 million of payments for 1 million. He wants to report

asked by will smithe
80. geometry

if the measure of angle 1 is 6n+1 and of angle 4 is 4n+19 what is the measure of angle 2 ?

81. chemistry

How many grams of oxygen gas can be produced when 4.50 L of NO2 react according to the equation below at 427 ¨¬C and 1.15 atm? 4NO2(g) + 6H2O(g) ¡æ 7 O2(g) + 4NH3(g)

82. science

when a bar magnet is moved toward a stationary conducting loop which direction does the induced current in the loop flow?

83. Algebra

Determine whether the given numbers are solutions of the inequality. 4, -11, -19, -1 y-8>2y-3 Are any of these numbers a solution of the inequality? Which are not? My answer is none of them are a solution because the answer to the inequality is -5. Or am I

84. Security

Should these roles be included in a procedures manual? Why or why not? How can a company or organization balance the use of non-security personnel during a disaster or emergency with safety and liability issues? Explain your answer.

85. Children's Literacy

Discuss the conflict between childhood and adulthood in Charlotte's Web. Think about how the adults are portrayed, how the children are portrayed, and how the adults interact with the children. Use examples from the novel to help support your answer. It

86. health

How might the increase in medical technology have a negative effect on communication among providers? Provide at least two examples. Are there any positive effects of increased technology on communication among providers? Why or why not? How does the

87. Geometry

A box is filled with 6 cans of tennis balls. If the emply space was filled with sand, how much sand is needed to fill the box? Each can has a radius of 2 in. Height of box is 12in.

88. Math

I'm kinda stuck on my math homework, does anyone know how to do it? The results of a blood test at a medical lab are normally distributed with a mean of 60 and a standard deviation of 15. How low must a score be to lie in the lowest 5% of the results?

89. math

Two dice are rolled. Find the probability of getting a sum greater than 8. 0 13/36 2/9 5/18

90. Math - x-intercepts and y-intercepts

Hi, can someone help me with intercepts. find the intercepts of f(x) = x^2 - 6x - 2 can someone show how to work this problem. thanks.

91. fractions

fraction word problem. please advise on how to work the problem Phillip and Jane had a pie each. Phippip ate 1/4 of his and Jane ate more of the pie than Phillip. Which fraction of his pie could Jane have eaten. Possible answers: 2/5 1/6 2/8 or 1/8

92. Class 12th : Calculus

If y = sqrt(x-1)+sqrt(x+1),prove that sqrt(x^2-1)dy/dx=1y/2

93. World History

This man was responsible for the painting of the Sistine Chapel, as he spent 4 years lying on his back atop a scaffold , just a few feet from the ceiling.?

94. Algebra

I need help with these two problems. I need to have all of the steps shown for full credit and I get lost along the way. 6x - 2y = 10 4x + 3y = 12 solve the system by elimination. solve inequality -2(2x-6)-4x>or equal to 3x-10 + 9 It's at this point in our

95. Math Problem2

List all possible rational zeros for the polynomial below. Find all real zeros of the polynomial below and factor completely. Please show all of your work. f(x) = 5x^4 – x^3 - 33x^2 – 43x – 16

asked by Greg - PV
96. chemistry

I would really like help for this question ASAP! pleasee! I thank you ahead of time. The question refers to an experiment using equal volumes of O2 gas and three other gases "X", "Y", "Z", at the same temperature and pressure. If the respective masses are:

97. Social Studies

What are the social classes of Poland?

98. algebra

Solve using the elinination method 2x+2y=20 2x-2y=4

99. math

Katie had an unpaid balance of \$1,734.50 on her credit card statement at the beginning of January. She made a payment of \$165.00 during the month. If the interest rate on Katie's credit card was 7% per month on the unpaid balance, find the finance charge

100. science(physics)

when two forces of magnitude p and q are perpendicular to each other their resultant is of magnitude 'r'. When they are at an angle of 180 degree to each other their resultant is 'r root 2'find the ratio of p and q.

101. algebra

I need to simplify (6x^2y^3)(9x^2y^3)/3x^2y^2. I don't know whether I'm supposed to multiply or divide or both?

102. algebra

Determine whether each pair of equations represents parallel lines 3x=5y-2 and 10y=4-6x

103. Math 3

Find the inverse of the function f(x) = 5 – e^(x-1). Determine the domain, range, and asymptotes of the function and its inverse function. Please show all of your work.

asked by Allison - Carson
104. chemistry

if u have a sample of silicon with a mass of 306.0, how many cm3 of mercury do you have?

105. social studies

Was the Battle of Antietam a Union victory, defeat, or was it a stalemate ? Give reasons for your answer.

106. english

What is the verb in the following sentence Her outgoing voice mail message sounds professional?

107. Finance

suppose a computer that costs \$3000 new is only worth after 3 years .What is the average annual rate of depreciation?

108. algebra

Multiply -5x+4 by 4x^2+x

109. Maths arithmetic

Calculate the common difference of 8; 16; 24

asked by Khoza Maria
110. math

Two dice are rolled. Find the probability of getting a 5 on either die or the sum of both dice is 5.

111. Algebra

Write the solution in interval notation x=-2. ) What would the compound inequality look like? Thanks for the help!

112. science

when a reaction in solution produces energy, what happens to the temperature of the solution?

113. science

what entropy changes occur whin a substance melts?

114. Quick Math Question

I want to shampoo my mattress with a cleanser. On the directions it reads "Do not use on products coded "X" Om my mattress under "Finished Size" it reads 35" X 74 1/2" What does that read in Math terms? I want to make sure I don't ruin my Mattress. :')

asked by Willy Wonka
115. ap history

Ms. Sue - thank you for your answer. i understand the second question now but i really don't know much why. is it because at that time people hate blacks like the kkk during the restoration period?i tink john stole something else. it says in the book that

116. world history 10

What transportation vessel and animal are on the family crest of the McDonalds of Scotland ? (Mr. G's ancestors)

117. MATHS

STORY PROBLEM A number divided by 15 gives 451 as quotient and 13 as remainder.What is the number?

118. Math - Properties of Logarithm

Can someone show how to this question. Loga(x+3) + Loga(x-3) = 3 I don't know if I'm typing this correctly the a is the base. So, I'm thinking, Loga((x+3)(x-3)) = 3 (x+3)(x-3) = 3^a x^2 - 9 = 3^a, x^2 = 3^a + 9 x = sqrt(3^a + 9) but now I'm stuck, I don't

119. health

How might the increase in medical technology have a negative effect on communication among providers? Provide at least two examples. Are there any positive effects of increased technology on communication among providers? Why or why not? How does the

120. art

You've just come up with an idea for an oil painting and you're anxious to get started. Which one of the following surfaces would allow you to begin the soonest?

121. Algebra II

Simplify(Multiple Choice) (1-csc^2 0)/(cot^2 0) A.)-1 B.)1 C.)tan^2 0 D.)1/sin^4 0

122. algebra

If a stone is thossed from the top of a 230 meter building, the height of the ston as a function of time is given by h(t)=9.8t^2-10t+230 t is seconds and h in meters. How many seconds will the stone hit the ground?Round to the nearest hundredreths place

123. CHEM 111

What is the Ka value of acetic acid from the pH of the buffered solution? pH=4.39 of 25ml of HC2H3O2 with .410g NaC2H3O2 added. Ka = [H3O][C2H3O2] / [HC2H3O2]

124. Social Studies

The most useful indicator of the degree of democracy reached by a particular society is whether it has a?

125. english

what is a direct performative aspect? (as in poetry or drama)

126. geometry

Refer to the diagram. AD = 24 cm; AC = 1/3 AD; DE = 18 cm; ∆ ABC ~ ∆ AED. AB=

127. math

Dr. Collins borrowed some money to buy new furniture for her office. She paid \$720.00 simple interest on a 7.5-year loan at 16%. Find the principal.

128. 6th grade fraction comparisons

Which numbr is greater than 3/4. The possible answers are 75/100 , 11/12, 2/3 or 3/8. I thought that I would try the method of making the denominator the same by the lcd. 75/100 is equal to 3/4 mult denom/number by 3 and got 9/12 so don't know how to

129. geography

European Union would be what type of Region?

130. hum/176

Is this a good thesis sentence? Music is more than just entertainment; it has physical and psychological effects on humans and animals and is the totality of ideas, perspectives, attitudes, images and other phenomena that are deemed preferred per an

131. Math 4

For the given functions f(x) = ln(x) , g(x) = |x| - 7, h(x)=5x+6 find f o g o h and state the exact domain of f o g o h. P lease show all of your work.

asked by Allison - Carson
132. Math

Solve the following equation in the complex number system. Please show all of your work. x^4 – 13x^2 – 90 = 0

asked by Greg - PV
133. maths (trigonometry)

how can we calculate the value of Cos 10+sin 10/cos 10- sin 10

134. Algebra II

Mulitple Choice Find cos0 if sin0=3/5 and 90 degrees

135. geometry

the exterior angle in a pentagon have an extended ratio of 2 : 4 : 5 : 9 : 1 How Big is Each angle?

136. algebra

Use the discriminant to determine the following equations have that are two different rational solutions:two different irrational solutions or exactly one rational solution or two different imaginary solution. x^2=5x+6

137. algebra

write with postive exponents. Assume that even roots are nonnegative quantities and the demoninators are non zero (2x/y^2)-^4

138. URGENT HELP QUICK math rate of change

A line with a slope of -2 passes through the point (1, 7). What is the closest point on the line above (1, 7) which has whole number coordinates?

139. algebra

Given the quadratic function f(x)=9x^2-36x+36 find a value of x such that f(x)=9

140. algebra

Use polynominal long division to divide -4x^3+24x^2-24x+4 by x^2-5x+1

141. aleg/trig

two forces of 14and 30 act on a body forming an obtuse angle w/ eachother. if the resultant is 60, whats the angle betweeen the 2 forces?

143. Psychology

Repeatedly reciting a sequence of words: A) activates different brain areas than when the word sequence is spoken the first time. B)is a characteristic symptom of the disorder known as Korsakoff’s syndrome. C)minimizes the effects of proactive

144. Algebra

Determine whether the given numbers are solutions of the inequality. y-8>2y-3 4, -11, -19, -1 (are any of these numbers a solution to the inequality?)

145. math

A company borrowed \$1500. It must make monthly payments of \$40.50 for 42 months to pay off the loan. Use the constant ratio formula to find the annual percentage rate.

146. math

coat with an original price of \$300.00 is on sale for \$285.00. Find the percent of the markdown.

147. geometry

Given: angleA=angleR,anglePKA=angleRPK Prove: angleRK-angleAP

148. physics

i need a mathematical relationship between density and height

149. med term

In theses 2 scenarios im suppose to find 15 med words and define them, now I have found more then 15 am I correct that there is more then 15? Don't want to know what they are just want to know that there is more then 15 I. AMBULATORY CARE FACE SHEET Admit

How would I solve this? I'm totally stumped and I need some help. Solve by elimination 3x-2y=-4 and under it is 7x-4y=-6 Any clue? Thanks!

151. Math- Problem3

Solve the following inequality and write your answer using interval notation. Please show all of your work. (1 / (x+8) ) ≤ ((8-5x)/43)

asked by Greg - PV
152. beer's law plot

name and give the formula for two cations that you think could be anailzed quantitatively by visible spectroscopy

153. Solve the equation log (little 3) X + log (little6

log (little 3) X + log (little6) X = 2 the answer is 3.9 can anyone please explain how do you get this answer? Thank you

154. Math - operation on function

Given f(x)=sqrt(x) and g(x)= 6x -5, find f+g, f-g, f*g, and f/g

155. Calculus ll

find the second order derivative, rxy(x,y) for r(x,y)=xy/8x+5y

156. algebra

Subtract (4x+17xy-9y)-(5x-8xy)

157. Trig

give the value of tan(arctan x+1/x-1+arctanx-1/x)

158. psychology

I need a couple good examples are used in descriptive research in psyschology?

159. Alegebra

an equivalent expression of xz is ?

160. social studies

Was the Emancipation Proclamation more important to the American domestic audience with European powers ?

161. english

Can you begin a sentence like so.. Well dressed John was smart, funny, and everyone loved him.

162. Composition

Can youplease help me choose the correct word to use? I don't know (who/whom)I should call to babysit?

163. Math - Trig

Let Vector V(t) = 2pi t î + 2pi t ĵ. Find the vector V(1/3). Where is the vector after the next 1/3s? What is the angular speed?

164. Math

show that AB // DC,A=(0,2),B=(4,-1),C=(1,-5),D=(-3,-2)?

165. math

can someone help me find a way to remember the order of operations!? thanks.

k=(2c-9d)/8

167. com 155

Are these sentences using the adjective and adverb correctly? Do they make sense? 1) The girl is a "bad" softball player.(Adjective) 2) The girl played softball "badly." (Adverb) 1) I am "cautious" when I run at night. (Adjective) 2) I "cautiously" run at

This question tells me add or subtract as directed and reduce answers to lowest terms. 2 3/10 + 9 4/5 Im not understanding the steps at all??? ive tryed 4 GED books and even the Teacher isent able to properly explain is a way that i can understand.

asked by Francisco Cantu
169. Math - 2

Solve the exponential equation. Express your solutions in exact form only. Please show all of your work. (e^(2x) – 10e^x) / 13 = 3

asked by Allison - Carson
170. science

what changes in an atom produce an atomic spectrum?

171. science

A piece of Aluminum wire Android a 50-pound Aluminum both have the same density. Why?

172. algebra

solving the equation (x+4)(x-4)=9 Eric stated that the solution would be x+4=9>x=5 or (x-4)=9=>x=13 However one of these solution fails to work when subsituted back to the original equation. Why?olve and explain the reasoning. Can someone please help me?

173. English - Native speakers

Hello! What is the difference between switch off the TV and turn off the TV?

174. hindi

five sentences oncarrot,potatoin general

175. algebra

express in terms of i 3/-104

176. Organic Chemistry

What will be the result when ketone is added with ethylene glycol and TsOH?

65% of 13

178. mathematics

what are the 20 terms that are used in mathematics

179. Science

how would you make 1 molar solution using 4 molar solution and pure water?

180. Physic

what is the focal length of a plane mirrior which is 4m tall?