# Questions Asked onMay 27, 2012

1. ## physics

Four 7.5 kg spheres are located at the corners of a square of side 0.60 m. Calculate the magnitude and direction of the gravitational force on one sphere due to the other three.

2. ## Physics

A plane is heading due south with an airspeed of 211 mph. A wind from a direction of 53 degrees is blowing at 17 mph. Find the bearing of the plane. (Note that bearings are measured from north, clockwise.) Round results to appropriate number of significant

3. ## Physics

A baby elephant is stuck in a mud hole. To help pull it out, game keepers use a rope to apply a force FA, as part a of the drawing shows. By itself, however, force FA is insufficient. Therefore, two additional forces FB and FC are applied, as in part b of

A 16kg sled starts up a 28 degree incline with a speed of 2.4 m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is

5. ## Math

An invoice quotes a price of \$620, subject to discount of 30%, 15%, and 5% what is the selling price

A pilot flies her route in two straight-line segments. The displacement vector A for the first segment has a magnitude of 254 km and a direction 30.0o north of east. The displacement vector for the second segment has a magnitude of 178 km and a direction

7. ## Physics(thank you for the help)

1) A baby elephant is stuck in a mud hole. To help pull it out, game keepers use a rope to apply a force FA. By itself, however, force FA is insufficient. Therefore, two additional forces FB and FC are applied. Each of these additional forces has the same

8. ## Math

A telephone pole is secured with two cables. The first cable is attached to the top of the pole and makes an angle of 70° with the ground. The cable is secured to the ground 8 m from the bottom of the pole. The second cable is attached to the top of the

1) The velocity of a diver just before hitting the water is -11.8 m/s, where the minus sign indicates that her motion is directly downward. What is her displacement during the last 1.06 s of the dive? I know that the formula for displacement is deltaX= x -

10. ## American History

One more question: Why did the Progressive movement want the direct election of senators? Senators elected indirectly made little effort to represent the people. Progressives believed that having representatives elected by state legislatures was

11. ## English

Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to solve the problems. Are you finished? Then, I'll check the answers. Look at the answers on the blackboard. Check your answers. How many students

12. ## physics

A wire loop has an area of 0.12 m2, and the magnetic field through it increases from 0 to 0.20 T in 0.30 s. What is the induced emf in the loop?

13. ## Math

A farmer uses a conveyor belt to move grain from ground level into a storage silo. The conveyor has a length of 9 metres. Its angle of elevation can be adjusted from 5° to 20°. The silo has an opening that can accommodate the conveyor belt at its lowest

14. ## Physics

The minimum frequency for the photoelectric effect of a zinc plate is 9.7 × 1014 Hz. What will be the kinetic energy of an ejected electron when a photon with a wavelength 200 nm (2.00 × 10 7 m) strikes it?

15. ## PHYSICS

A coil with an area of 0.10 m2 is in a magnetic field of 0.20 T perpendicular to its area. It is flipped through 180° so that the part that was up is down. The flip takes 1.0 s. Estimate the average induced emf between the ends of the coil while it is

16. ## Math

Ruby is 10 years older than Sam. The sum of their ages is 52. How old is Sam?

17. ## math

The exchange rate of U.S. dollars to British pound's is .63 you have \$4000 to convert to British pounds. How many British pounds will you receive?

18. ## physics

a particle of mass 5m moving with speed v, explodes and splits into two pieces with masses of 2m and 3m. The lighter piece continues to move in the original direction with speed v relative to the heavier piece. What is the speed of the lighter piece

19. ## physics

Show that if a satellite orbits very near the surface of a planet with period T, the density (mass per unit volume) of the planet is p(rho)=3pi/(GT)^2

20. ## ALGEBRA

Find the amount of interest and the monthly payment for the loan. Purchase a living room set for \$3,800 at 12% add-on interest for 4 years. (Round your monthly payment to the nearest cent.) \$ interest \$ per month

21. ## Math

One number is 2 more than another number. Add 11 to 6 times the first number. The result is 7 times the second number.

22. ## Biology

The Kingdom Monera has been separated into two domains, the Archaea and the Bacteria. Which of the following was most important in prompting scientists to change the way these organisms were classified? a.)Major differences were discovered in the structure

23. ## Physics

A horse draws a sled horizontally across a snow-covered field. The coefficient of friction between the sled and the snow is 0.195, and the mass of the sled, including the load, is 202.4 kg. If the horse moves the sled at a constant speed of 1.857 m/s, what

24. ## Math

Your yearly office supply budget is \$1200, you spend \$350 each year on paper. What percent of your budget do you spend on paper (Round off your answer to two places

Betsy inherits 1500 and would like to put some of it away for a down payment on a house in 8 years. if she would like to have 25000 for the down payment, how much of her inheritance must she invest at 9.2% a compounded quarterly

26. ## Algebra II

A store sells rings with birthstones selected from the 12 different months of the year. The stones are arranged in a row. Part A: Mary wants a ring with a topaz, a sapphire, and a ruby set in a line. Write and evaluate an expression to show how many ways

27. ## Accounting

You own a gas pipeline that requires no maintenance and will produce \$2 million of revenue next year. Unfortunately, the volume of gas is expected to decline by 4.0% per year. a.If the discount rate is 11.0% and the pipeline lasts forever, what is it worth

28. ## physics

the equation of a transverse wave travel ling on a rope is given by y=10sin3.14(0.01x-2.00t)where y and x are in cm and t is in seconds.the maximum transverse speed of the particle in the rope is about options: 1. 62.8 cm/s 2. 75 cm/s

29. ## Chemistry

What is the balanced equation for the neutralization of lactic acid using Sodium bicarbonate?

30. ## MATH

Please someone get back to me! I really don't know how to do this, need as soon as possible. Please help! A rabbit population satisfies the logistic equation dy dt = 2x(10to the exponent 6)y(10to the exponent6)- y; where t is the time measured in months.

31. ## Finance

A one-year subscription to a magazine costs \$15. A three-year subscription is \$37.50. What interest rate is the magazine offering for early payment

32. ## Math

The present value of the money in your savings acct is \$420, and you're receiving 3% annual interest compounded monthly. What is the future value in 2 months?

33. ## Financial Accouting

Prepare a 10-column work sheet for fiscal year 2005, starting with the unadjusted trial balance and including adjustments based on these additional facts: a. The supplies available at the end of fiscal year 2005 had a cost of \$3,200. b. The cost of expired

34. ## American History

What was one reform the Progressive movement achieved? direct election of U.S. senators reduction of government regulation religious involvement in government elimination of prohibition

35. ## Math

you're setting sales goals for next month, you base your goals on previous avg sales. The actual sales for the same month for the last 4 yrs have been 24 units, 30 units, and 27 units, what is the avg number of units you can expect to sell next month

Kenny wants to invest \$250 every three months at 5.2%/a compounded quarterly. He would like to have at least \$6500 at the end of his investment.How long will he need to make regular payments?

37. ## Math

The slope and y-intercept of the relation represented by the equation 12x – 9y + 2 = 0 are

38. ## physics

A +5.7 C and a -3.5 C charge are placed 25 cm apart. Where can a third charge be placed so that it experiences no net force? (Restrict your analysis to a linear one.)

39. ## physics

An electron is accelerated in the uniform field E = 2.0 x 104 N/C between two parallel charged plates (Negative charged plate is on the left and positively charges plate is on the right). The separation of the plates is 1.5 cm. The electron is accelerated

40. ## physics

An 8.0 kg puck floating on an air table is travelling east at 15 cm/s. Coming the other way at 25 cm/s is a 2.0 kg puck on which is affixed a wad of bubble gum. The two slam head-on into each other and stick together. Find their velocity after the impact.

41. ## algebra

Wild rice sells for \$6 pound, and plain rice sells for \$1 per pound. A grocer wants 10 pounds if the mixture to sell for \$2 per pound. How much of each type should he used?

42. ## Chemistry

Urgent! Considering the following equation. Na2Co3(s)+H3Po4(s)=>Na3Po4(s)+H2O(l)+CO2(g). a) what's the energy amount envolved in the reaction? b)what is the volum of the released gas? c)what the volum of the consumed phosphate acid, considering d=1,69g/ml?

43. ## ALGEBRA

Suppose you see a car with an advertised price of \$28,550 at \$614.45 per month for 5 years. What is the amount of interest paid?

44. ## Physics

A horse draws a sled horizontally across a snow-covered field. The coefficient of friction between the sled and the snow is 0.195, and the mass of the sled, including the load, is 202.4 kg. If the horse moves the sled at a constant speed of 1.857 m/s, what

45. ## Math

you have a loan for \$150,000 @ 5% on a 30 yr mortgage. You plan to pay off your loan in 10 yrs, Do you want your loan to be figured using the "Rule of 78" or the "Unpaid Principal Balance Rule" please help if possible Thanks in advanced

46. ## Physics

You push your couch a distance of 3.6 m across the living room floor with a horizontal force of 198.0 N. The force of friction is 151.0 N. What is the work done by you, by the friction force, by gravity, and by the net force?

47. ## ALGEBRA

Choose a natural number between 1 and 30, inclusive. What is the probability that the number is a multiple of 3?

48. ## Algebra II

Howndar do I write x^2-4y^2-4x-8y=36 in standard form?

49. ## Honors Physics Question

Two objects are near a bar magnet. One is about 1 cm away, while the other is 6 cm away. Compare and contrast the magnetic force that affects each object. What do they want me to do?

50. ## ALGEBRA

In a math contest each team is asked 50 questions. The team earns 15 points for each correct answer and loses 8 for each incorrect answer. One team finished with 566 points. How many questions id the team answer correctly?

51. ## physics

If a negative charge is initially at rest in an electric field, will it move towards a region of higher potential or lower potential? What about a positive charge? How does the potential energy of the charge change in each case?

52. ## Physics

1) A jetliner, traveling northward, is landing with a speed of 69.3 m/s. Once the jet touches down, it has 787 m of runway in which to reduce its speed to 13.6 m/s. Compute the average acceleration (magnitude and direction) of the plane during landing

53. ## ALGEBRA

A certain lock has four tumblers, and each tumbler can assume three positions. How many different possibilities are there?

54. ## Math

It cost your office \$620 to mail 500 flyers. How much did it cost to mail each flyer?

55. ## Economics

If Starbucks raises its price by 7 percent and McDonald’s experiences a 0.3 percent increase in demand for its coffee, what is the cross-price elasticity of demand?

56. ## physics

Why do you lose weight when you enter a tunnel passing through a mountain tunnel or walk inside a skyscraper?

57. ## math

A specfic model of a car with an original value of \$32500 depreciates at a rate of \$7000 per year, as represented in the equation below: V(y) = 32500 - 7000 t

Derek invests \$250 per month for years at 4.8%/a compounded monthly. How much will his investment be worth at the end of the years?

1) A cave explorer drops a stone from rest into a hole. The speed of sound is 343 m/s in air, and the sound of the stone striking the bottom is heard 1.33 s after the stone is dropped. How deep is the hole? I did 343 / 1.33. Is this correct? Physics(Please

60. ## Physics

Two objects are near a bar magnet. One is about 1 cm away, while the other is 6 cm away. Compare and contrast the magnetic force that affects each object. What do they want me to do?

61. ## ALGEBRA

A student is asked to answer 7 out of 13 questions on an exam. In how many ways can she select the questions to be answered?

62. ## ALGEBRA

A student is asked to answer 7 out of 11 questions on an exam. In how many ways can she select the questions to be answered?

63. ## math

7. A watch that loses a half-minute every hour was set to read the correct time at 05 45h on Monday. Determiner the time, in the 12-hour system, the watch will show on the following Friday at 19 45h.

64. ## Math

The area of a circle is given by the expression pi(16x^2 - 40x + 25) . a) What is the diameter of the circle? b) What is its circumference?

65. ## Accounting

6. Suppose NPI’s reinvestment rate on all future retained earnings were 12% instead of the 16% assumed in the previous problem. (Continue to assume initial earnings of \$16 million.) If the dividend payout ratio were increased to 0.75, what happens to the

You are writing to a reader who favors a different solution than the one you recommend. Which of the following is MOST likely to persuade the reader? A. Describe your reader's solution first, explain why it won't work, and then go on to describe your own

67. ## Chemistry

I am unsure of how to approach this question, any help would be greatly appreciated! "2.085g of PCl5 were heated to 250°C in a 500mL vessel: PCl5 (g) ⇌ PCl3 (g) + Cl2 (g) Calculate the initial concentration of PCl5. At equilibrium the concentration of

68. ## Math

Melanie’s bedroom floor has a width equal to 3x+ 6 and a length equal to 4x – 7. What equation represents the area of the floor?

69. ## physics

If the mass of the Moon is 7.4 x 1022 kg and its radius is 1.74 x 106 m, compute the speed with which an object would have to be fired in order to sail away from it, completely overcoming the Moon’s gravity pull.

70. ## Physics

An engine expends 44.0 hp in moving a car along a level track at a speed of 13.9 m/s. How large is the total force acting on the car in the opposite direction of the motion of the car?

71. ## physics

A cyclist is cycling at uniform velocity of 8m/sec for 8 sec then applies brakes and cycle come to rest in next 10 sec. calculate a)Distance traveled by uniform velocity. b)distance traveled by non-uniform velocity c)total distance traveled d)the average

72. ## PHYSICS

A straight 1.2 m length iron rod is moved at 10 m/s through the earth's magnetic field at a location where it has magnitude 1.0 × 105 T. What is the magnitude of the induced emf between one end of the wire and the other end? What formula do I use?

73. ## Finance

5. Next year, NPI expects net income of \$16 million. Its plans to reinvest 0.5 of its earnings and pay out the 0.5 as dividends. Its cost of equity capital of 12%. If NPI earns a 16% rate of return on the funds reinvested, what is the growth rate and value

74. ## Math

how much simple interest would Karen earn on \$300 at 6% for 6 months

75. ## Physics

A car of mass m = 1450 kg is traveling at a speed of v0 = 79 km/h (21.9 m/s). Calculate the work that must be done by the brakes to completely stop the car in kJ

I notice that other problems are answered in a timely manner....was is my overlooked? Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal

77. ## Physics

An ideal spring has the spring constant k = 414 N/m. Calculate the distance this spring must be stretched from its equilibrium position for 22 J of work to be done in meters.

78. ## Chemistry Science

A piece of iron with a mass of 35 g is heated to 1305oC and then placed in a calorimeter containing 600 g of water. The temperature of the water increases from 25oc to 33oC. The specific heat of water is 4.184 J/g X C. Calculate the specific heat of the

79. ## Math

convert 628 kilometers to miles (round off ans to 2 decimal places)

80. ## Math

gerald had a gross pay last wk of \$980.00, If his total deductions were 161.35, what was his net pay?

81. ## math

A school planned to buy x calculators for a total cost \$216. Supplies agreed to offer a discount \$.80 per calculator. the school was then able to get three extra calculators for the same amount of money. (a) orginal price of each calculator; (b) price of

82. ## statistics

The average commute time via train from the chicago O'Hare Airport to downtown is 60 minutes with a s=15 minutes.Assume that the commute times are normally distributed. what proportion of commutes would be: a. Longer than 80 minutes?

83. ## physics

A student starts from rest from his house and accelerates uniformly at the rate of 2m/sec^2 for 30 sec then he apply break for 45 sec and come to rest at his school.how far is his school

84. ## Algebra

How long does it take a care traveling 100 mph to catch up to a car traveling 80 mph

85. ## ALGEBRA

Find the amount of compound interest earned in an account that opens with \$23,000, earns 3.9% interest compounded daily, and is held for 15 years. Assume 360 days in a year. (Round your answer to the nearest cent.)

86. ## ALGEBRA

Use Venn diagrams to check the validity of the argument All cats are animals. This is not an animal. Therefore, this is not a cat.

87. ## math

you've just received an order of silk arrangements from your wholesaler, you pd \$20.00 each for them, your store uses 10% markup rate, what is the selling price of the silk flower arrangement?

88. ## Math

You have aloan for 150,000 at 5% on a 30 yr mortgage. You plan to pay off your loan in 10 yrs. Do you want your loan to be figured using the Rule of 78 or the Unpaid Principle Balance Rule or something else.

89. ## Math

you've received an invoice for \$3000 with terms of 3/10, 1/20, n/30 how much will you have to pay if you pay the bill in 12 days

90. ## Math

A manufacturer of an anti-inflammatory drug claims that the drug will be effective for 6 hours. An independent testing service determined that the drug was effective for only 80% of the length of time claimed by the manufacturer. Find the length of time

91. ## trig

plot of land ABCD such that AB = 85m, BC = 75m, CD = 60m, DA = 50m and angle ACB = . Determine the area of the plot in hectares correct to two decimal places

92. ## trig

An electric pole is supported to stand vertically on a level ground by a tight wire. The wire is pegged at a distance of 6 meters from the foot of the pole. The angle that the wire makes the ground is three times the angle it makes with the pole.

93. ## math

An electric pole is supported to stand vertically on a level ground by a tight wire. The wire is pegged at a distance of 6 meters from the foot of the pole as shown. The angle that the wire makes the ground is three times the angle it makes with the pole.

94. ## Physics (electricity)

Which formula do you use for this problem ? two charged spheres, one suspended from a insulated thread and another held in place and unable to move. when one sphere S1 is brought to a distance of 2.00 x 10^-2m from S2, the acceleration of S1 is 3.00 x

95. ## Physics

How do I use Kirchhoff's First Law -- the law of conservation of energy and the law of conservation of charge to prove the equivalent resistance formula. Rt = R1 + R2 + R3 ......

96. ## algebra 2

Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (h,

97. ## Accounting

Holden Company's shareholders' equity includes 75,000 shares of \$0.40 cumulative preferred shares that had been issued for \$375,000 and 200,000 common shares issued for a total of \$720,000. Holden did not declare any dividends during the prior year and now

98. ## Statistics

What is the APA statement, hypothesis, and error for z score -2.50 and p value 0.006?

99. ## Art

I left out a few other things. Could you please check them, too? 1) The difference about advertising today is that…..(or What is different about advertising today is….) 2) Children cannot oppose their appearance in ads. They cannot do anything against

100. ## physics

A glass bulb with radius 15 cm is filled with water vapor at a temperature of 500 K. On the exterior of the bulb a spot with area 2.0 mm^2 is placed in contact with liquid nitrogen. This causes the temperature of the spot to drop well below 0◦C. When the

101. ## Art

Describe features found in the early buildings of the International Style of architecture. Who was responsible for its start and what has it developed into?

102. ## urgent maths

write the complement of: 1.(xdegree+5degree) 2.(24+a)degree 3.(1/4) right angle write the supplement of : 1.(27+a)degree 2.(7/8)right angle 3.(1.4)right angle 4.(54degree27minutes)

103. ## Chemistry

Urgente ... For the production of 300 kg of sodium phosphate: a) what the energy amount envolved in the reaction b)what is the volum of the released gas c)what the volum of the consumed phosphate acid, considering d=1,69g/ml Thank so much, for who could

104. ## AP CHEMISTRY

Please could you help me predict the products of the following reactions: ( I cant figure them out) THANX in advance! 1) CaO powder is added to distilled water. 2) Acetic acid solution is added to solid sodium hydrogen carbonate. 3) Potassium permanganate

105. ## Algebra II

The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475. Part A: What is the sum of the first 6 terms of the sequence? Show your work. Part B: How does the sum of the series differ from the 6th term? Explain. Part C: If the nth term in this

106. ## Math

The equation of line A is y = –9x + 8. Write an equation that represents a line that is perpendicular to line A.

107. ## Physics(thank you for the help)

A hot-air balloon is rising upward with a constant speed of 2.45 m/s. When the balloon is 3.22 m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground? I know

108. ## ALGEBRA

Suppose you have a \$1,000 charge on a credit card charging 1.5% monthly interest using the adjusted balance method. The minimum payment due in May is \$20. How much will you save in interest charges in June by paying \$40 instead? I had \$8,234.65

109. ## ALGEBRA

Find the ending balance in an account that opens with \$5,000, earns 7.5% interest compounded quarterly, and is held for 20 years. (Round your answer to the nearest cent.) I had \$750.05

110. ## Math

Carole earns 2.50 for each gadget she completes, what was her gross pay if she completed 145 gadgets last week.

111. ## geometry

Three points P, Q and R are on a level ground. Q is 240m from P on a bearing of 230°. R is 120m to the east of P.

112. ## math

a) Determine an equation for the line with slope 3 and passing through the origin. b) What is an equation for the line perpendicular to the line in part a) that also passes through the point (0,2)?

113. ## ALGEBRA

(a) What are the chances of being dealt one pair or a full house? (b) What are the chances of being dealt a flush or better? (c) What are the chances of being dealt a hand that will lose to a straight?

114. ## Math

It took a boat 6 h to travel 84 km up a river against the current but only 4 h and 12 minutes for the return trip with the current. Find the speed of the boat in still water and the speed of the current water.

115. ## Math

Brent received two bills with his monthly gasoline statement. One bill for \$92.30 showed he had bought 66L of gasoline and two liters of oil, while the other bill showed he had bought 75L of gasoline and one liter of oil for \$100.75. If the price of

116. ## physics

Imagine a car involved in a head-on crash. The driver, whose mass is m, is to be brought uniformly to rest within the passenger compartment by compressing an inflated air bag through a distance sc. Write an expression for the average force exerted on the

117. ## Community service

Help! I need to do 40 hours of community service by 2 weeks. In my nieghborhood there are no libraries, or anything and I have no idea what to do. I need to do this because it is mandatory for honor students like me! The past month went by , because of

118. ## ALGEBRA

Evaluate the expression. (11) (5) (3) 3 3 1 Evaluate the expression. (7) 5 I had 7 as the answer.

119. ## Art

I still have a few sentences to check. Thank you very much, Writeacher. 1)When an ad tries to create direct contact with people, we can talk about interactive advertising. 2) For example, an important chain of supermarkets in the UK divides (has divided)

120. ## college math

in regard to my question find the median I put them into numeriacal order as follows 1400, 1550, 1700, 2500. 7000. the median should 1700 + 2500 total 4200 divided by 2 equal 2100

121. ## algebra

A jet flies with the wind at 1100 km/hr and 750 km/hr against the same wind. Find the rate of the wind and the speed of the plane show the equation for solving

122. ## math

Tammy had 900 red and blue buttons in a big box. 30% of them were blue buttons . She sold some of the blue buttons in the afternoon and the percentage of blue buttons dropped to 25% . How many blue buttons were left

123. ## ALGEBRA

Answer the question and tell whether it illustrates inductive or deductive reasoning. (a) What is the 50th consecutive even number?

124. ## ALGEBRA

A car dealer will sell you a used car for \$6,162 with \$162 down and payments of \$214.67 per month for 36 months. What is the simple interest rate? (Round each answer to the nearest tenth.)

125. ## English

Let's play the word game with slides. This is Team 1 and this is Team two. You should pick an item and I will click on the picture. Then you have to solve the problem. According to the score with the problem, you will get the point. I will give you a small

126. ## Math

you've been to jog for 1 hr a day 3 times a wk, if you jog 5.5 miles per hr, how far will you jog each wk

127. ## Math

What is the factored form of 6x2 + 17x + 5?

128. ## Engineering science

A stone is thrown down a well at a velocity of 20m/s. If the well is 20m deep, calculate the time taken for the stone to reach the bottom of the well.

129. ## Math

if your sales for the first 4 months of the year were 5,282 4,698 3,029 and 6,390 what would the avg monthly sales be rounding off to the nearest dollar. Thanks!!!!

130. ## Math

At a local deli, two beef sandwiches and a chicken sandwich cost 12.25. Three beef and two chicken sandwiches cost \$20. Find the cost of each sandwich.

131. ## Physics ( electrical )

If I have two objects charged, one on a insulated thread and one stationary, and I have one distances and an acceleration and I double the distance, I want to find out the acceleration, what formula do I use? ( the distance is halved and I need to find out

132. ## math

your yearly office supply budget is \$1200, you spend \$350 each year on paper, what percent of your budget do you spend on paper

133. ## Physics

A man throws a rock of mass m = 0.310 kg straight up into the air. In this process, his arm does a total amount of work Wnet = 105 J on the rock. Calculate the maximum distance, h, above the man's throwing hand that the rock will travel. Neglect air

134. ## algebra 2

Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (h,

135. ## Math

write the equation of the circle in standard form. find the center, radius, intercepts, and graph the circle. x^2+y^2-6x-8y+25=36

136. ## Math

If y blue marbles are removed and 30 orange marbles are added to the bag , the probability of getting a green marble become 1/4.Find the value y.

137. ## Sociology

From the 1970s to the present, a shift in the evolution of public policy moved toward a New Federalism. How did this effect public policy? Was this positive or negative? Why?

138. ## math

AB = 8 cm, AC = 6 cm, AD = 7 cm, CD = 2.82 and CAB=50°. Calculate to 2 decimal places (a) the length BC (b) The size of angle ABC; (c) The size of angle CAD (d) The area of triangle ACD

139. ## geometry

A plot of land ABCD such that AB = 85m, BC = 75m, CD = 60m, DA = 50m and angle ACB =90 degrees . Determine the area of the plot in hectares correct to two decimal places

140. ## Math

What is the factored form of 6x^2 + 17x + 5?

141. ## physics

It is fairly easy to catch a 20 N steel weight dropped from a height of 0.25 m or so. But if you attempt to catch the weight while resting your hand flat on a table, you are likely to be injured. Explain.

142. ## Finance

John Jones buys a flat screen TV costing \$1200. He pays \$200 down and finances the balance at 15% add-on interest, to be repaid in 18 monthly installments. Find the finance charge

143. ## college

The company Animania has employees with monthly salaries of \$1700, \$1400, \$7000, \$1550, and \$2500. Find the median of these salaries.

144. ## ALGEBRA

Find the ending balance in an account that opens with \$5,000, earns 7.5% interest compounded quarterly, and is held for 20 years. (Round your answer to the nearest cent.)

145. ## algebra

x^2-81/x + x-9/x+5 Divide and simplify plz show steps.

146. ## calculus

The area enclosed between the x-axis, the curve y=x(2-x) and the ordinates x=1 and x=2 is rotated through 2π radians about x-axis. ( a)Calculate the volume of the solid revolution formed. (b)Calculate the rotating area.

147. ## Maths

In the following problems, Θ = 20 + units digit of your day of birth. For example, if you were born on April 1st, then Θ = 20 + 1 = 21. If you were born on March 30th, then Θ = 20 + 0 = 20. 1. Alok and Bhanu play the following game on arithmetic

148. ## ALGEBRA

Determine the down payment and the amount to be financed for each home described below. (a) \$340,340; 10% down The down payment is \$ The amount to be financed is \$ (b) \$870,000; 20% down The down payment is \$ The amount to be financed is \$

149. ## math

A Basic Car Rental charges a daily rate of \$29 plus \$.20 per mile. Suppose that you rent a car for a day and your bill (before taxes) is \$79. How many miles did you drive the car?

150. ## CrissyXD

Question: Name some plant or animal tissues in which mitosis can be observed. I need to name about five but all I know is in meristematic tissues in plants.. please help me to name more! Thanks...

151. ## math

plot of land ABCD such that AB = 85m, BC = 75m, CD = 60m, DA = 50m and angle ACB =90 degrees . Determine the area of the plot in hectares correct to two decimal places

A particle travels counterclockwise around the origin at constant speed in a circular path that has a diameter of 2.50 m, going around twice per second. Point Q is on the path halfway between points P and R, which lie on the x axis and the y axis,

153. ## Math

Determine the slope of the line that passes through the points E(–1, 9) and F(2, –3).

Simplify the following using the laws of exponents: Need help with these: a) (9)^1/2 x 4^2/24 b) 16 x 2^x+2 Simplify each of the following: b) b) 3 sqrt x^1/4 sqrt x/ 5 sqrt x^2 c) (ab)^2x+y /a^x b^y Need these answers double checked: c) 3^-8/3^-6 x 3^-5

155. ## Anatomy

Are the actionshormones of the adrenal gland opposing, synergistic or permissive?

156. ## Science

Please may you find a diagram of a labeled weather barometer.

157. ## college math

Solve for the x in the following prpportion x/60 = 9/5

158. ## Health

I chose 5 points as you suggested to me. Thank you very much, Writeacher. 1) The difference about advertising today is that….. 2) Children cannot oppose their appearance in ads. Children want to buy everything they see (not all they see?) on TV or

159. ## ALGEBRA

If the principal P = \$700, the rate r = 6 1 2 %, and time t = 1 year, find the following. (a) What is the amount of interest? \$ (b) What is the future value?

160. ## math

determine the equation of the line passing through the point (-4, 3) and parallel to the line segment joining A(5, -2) and B(3,4)

161. ## ALGEBRA

Find the ending balance in an account that opens with \$5,000, earns 7.5% interest compounded quarterly, and is held for 20 years. (Round your answer to the nearest cent.)

162. ## Factor Theorem(Math)

Why is x-1 not a factor of f(x)= 4x^3+8x^2+x-3?

163. ## Cost Accounting

Budgeted material costs 1,000 Budgeted labor costs 2,000 Budgeted overhead costs 1,500 Actual material costs 900 Actual labor costs 1,800 Actual overhead costs 1,250 1/1 WIP = 0 12/31 WIP = 2 1) Materials 25 Labor 20 2) Materials 15 Labor 32 Compute the

164. ## math

How many solutions are there for the linear system x – y = –5 and x + y = 1?

165. ## Foreign languages

Thank you very much for helping me. Here are the very last sentences on the same theme. Thank you very much. 1) Over the years people have started watching ads more and more. 2) The way in which ads are made (?) has changed. The latest ads don’t just

166. ## calculus

The area enclosed between the x-axis, the curve y=x(2-x) and the ordinates x=1 and x=2 is rotated through 2π radians about x-axis. ( a)Calculate the volume of the solid revolution formed. (b)Calculate the rotating area.

167. ## Calculus

Find the volume of the solid of revolution by roating the region R about the y-axis. Write the answer as a multiple of pi. y= sqrt(x), y=x^2, in the first Quadrant

168. ## calculus

The area enclosed between the x-axis, the curve y=x(2-x) and the ordinates x=1 and x=2 is rotated through 2π radians about x-axis. (a)Calculate the volume of the solid revolution formed. (b)Calculate the rotating area. from this question what about he

169. ## Math

Multiply and simplify (x-7)^2

170. ## Science

Writeacher, can you please check if the use of scientific English is OK. Thank you. 1) One of the other prominent scientists involved in the promotion of nanotechnology, Richard Smalley, has accused Drexler of ‘scaring our children’ and promulgating a

171. ## art

I left out these very last sentences, Writeacher. Tahnk you very much. 1) Interactive advertising is an advertising technique which tries to make (better: create) contact with its clients. 2) In Sweden there is a law according to which (not for which)

172. ## Art

I have tried to rephrase the sentences as you told me. Can you please have a look at them? 1)Finally, in my opinion, the way to solve the problem is very simple and consists in treating people in the same way. 2) People’s attitude to ads has changed.

173. ## Foreign languages

I left out the following doubts. I really hope you can consider them, too. 1) He has grown out of his shoes, so we'll need to buy him new ones. Hold the line is the same as hold on the line? 2) It wasn't necessary you bought the milk (wrong?). You needn't

174. ## Logic

A radical skeptic might be willing to doubt which of the following? 3 + 5 = 8 Grass is green. Cheese is fattening. All of the above I think it would be that cheese is fattening but not exactly sure. Please help!

175. ## ALGEBRA

Find the ending balance in an account that opens with \$5,000, earns 7.5% interest compounded quarterly, and is held for 20 years. (Round your answer to the nearest cent.)

176. ## world history

Can you tell me 3 ways that the conclusion of WW1 leads into directly into WW2? thank you.

4. Prove: 2^n + 2^n = 2^n+1

178. ## Spanish

¿Cuando usas tu la computador? write this in third person using a friend.

179. ## waves and optics

Cherenkov radiation is light emitted by a particle moving through a medium with a speed greater than the speed of light in the medium. (Note: The speed of the particle is not greater than the speed of light in a vacuum.) Consider a beam of electrons

180. ## Science

Please may you find a labeled diagram of a weather thermometer.

181. ## Math

A rabbit population satisfies the logistic equation dy dt = 2x10^-7y(10^6- y); where t is the time measured in months. The population is suddenly reduced to 40% of its steady state size by myxamatosis. If the myxamatosis then has no further effeect, how

182. ## math

determine the equation of the line that has a slope of -1 and passes through (3,4)

183. ## calculus

The region bounded by the curve y=1÷(1+2x) , the line X=2 , the x-axis and the y axis is rotated completely about the y-axis. Show that the volume generated is 1/2π(4-ln5)

184. ## math

how do you multiply fractions?

185. ## Algebra

simplify the following expression; express in terms of i. ã-98

186. ## Math

Determine the ordered pair that solves the linear system 3(x – 1) – 2(y – 3) = 0 and 3(x + 4) – 4(y – 1) – 1 = 0.

187. ## law

how does poverty relate to gun usage?

188. ## math

5. Find the slope of the secant to the curve f(x) = 0.25(4)^x - 2 between: i) x = 0 and x = 1 ii) x = 0 and x = 0.5 iii) x = 0 and x = 0.1 iv) x = 0 and x = 0.01

189. ## algebra

subtract, simplfy by removing a factor of 1 when possible. 19dc/d^2-c^2 - d-c/d+c

Determine the final speed assuming that the time elapsed since t=0 is 2.4s. Initial velocity is +12m/s acceleration is +3.4m/s^2 I tryed doing 12/2.4 and then 12/3.4 but both of these were incorrect? I am not sure what to do. Thank you.

simplify tan^2 theta + 1/ tan^2 theta csc2 theta –1 ~ tan2 theta ~ 1

What is the future value of an annuity that has the following characteristics: (a) you pay \$1,000.00 per year into the annuity, (b) you make this payment for 10 years, and (c) you are able to obtain a 5% rate of return on your investment.

193. ## trig

AB = 8 cm, AC = 6 cm, AD = 7 cm, CD = 2.82 and CAB=50° (a) the length BC (b) The size of angle ABC; (c) The size of angle CAD (d) The area of triangle ACD

194. ## Physics ( electricity)

An electrom (qe = -1.6^-19 Coulomb) moves a distance of 0.170m in an 8.00 N/C electric field. Using appropriate formulas and a logical method, find the energy gained by the electrom. Whoa ... how do I do this???

195. ## Introduction to Hospital Billing - 8

The first step in coding is to read the record for the purpose of ______________.

196. ## math

invest 600 annual interest rate at 3.9% compound continously, how much in 25 years

197. ## food technolagy

how does a microwave in a microwave cook food?

198. ## usa

solve using the elimination method. -2x-8y=-42 -4x+6y=-18

199. ## Math

a + 7b = 7 a + 2b = -3