# 1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I chose C 3)Find

92,916 questions, page 594
1. ## Physics

A 75.0kg bobsled is pushed along a horizontal surface by two athletes. After the bobsled is pushed a distance of 4.5m starting from the rest, its speed is 6.0m/s. Find the magnitude of the net force on the bobsled.

asked by christian on January 10, 2013
2. ## TRIG

The length of a rectangle is 142.9 in. If the diagonal makes an angle of 32.1o with this side, find the measure of the diagonal of the rectangle rounded to the nearest tenth of an inch. let x represent the diagonal.

asked by Tony on May 2, 2017

Find the point of intersection of the pair of straight lines. Round the answers to nearest three decimal places. y=7/3x-21 2x + 4y + 42 = 0 a. (3.706, -12.353) b. (21, -12.353) c. (3.706, 12.353) d. (2, 4) e. (7, 3) Thanks a bunch!

asked by Kal Jay on October 17, 2016
4. ## Stat

Suppose there are 2 black, 3 white, and 5 red marbles in an urn. You reach in and randomly select 3 marbles without replacement. And let X be the number of black marbles. Find the probability table for X.

asked by Stephanie on March 4, 2013
5. ## mathematics

Discuss the equation 2x^2-y^2+4x+4y-4=0 centrr, transverse axis, vertices foci TWo point s equation of asymptope x=2cost y=3cost 0 is less than or equal to t and t is less than or equal to pi. Find rectangular equation

asked by matt on July 9, 2014
6. ## physics

a ball is thrown verrically upward. the speed of ball was 30m/s when it had reached ½ of its maximum height. 1) how high did the ball rise 2) find the velocity and acceleration 1 second after it is thrown

asked by ayush on September 13, 2016
7. ## physics

A transverse pulse moves along a stretched cord of length 7.14 m having a mass of 0.120 kg. If the tension in the cord is 10.2 N, find the following. a)wave speed b)time to travel length of cord

asked by Anonymous on February 8, 2013
8. ## Math

If a ray divides an angle into two acute angles, then it bisects the original angle Find the maximum area of a rectangle with the perimeter of 54 cm. Do ray CD and ray CE form line DE?

asked by Anonymous on November 1, 2009
9. ## Scince

A person is standing on 60m height per hour he throw one ball upwards with u=10m/s then find when the ball reach ground and velocity with which the ball strikes the ground

asked by Sanvi on October 15, 2016
10. ## Math

An aptitude test has a mean of 300 and a standard deviation of 40. The test scores are normally distributed. If 1000 people take the test, find the number of people who will score between 280 and 360.

asked by Shelagh on July 12, 2014
11. ## Math

You bought an oil company stock for $83K per share. The price of the stock lost$16M during a six month period. Find the price of the stock at the end of the six months. How do I do this?

asked by Mary on April 11, 2013

find the price you will be paying for each item kite:$20 tax:7% books:$18.5 tax:9% laptop: $1,200 discount:20% cellular:$230 discount:35% sunglasses:$120 discount:40% asked by rula farkash on August 15, 2010 13. ## Math A ramp long rises to a platform. The bottom of the platform is from the foot of the ramp. Find , the angle of elevation of the ramp. Round your answer to the nearest tenth of a degree. asked by Anonymous on September 15, 2014 14. ## math the sides of a polygon have lengths of 2cm,5cm,6cm,4cm,9cm and the perimeter of a smaller polygon is 78cm Find the length of the sides of the larger polygon asked by the game on January 25, 2012 15. ## Statistics A soft white 3-way bulb has an average life of 1200 hours with a standard deviation of 50 hours. Find the proportion of the life of one of these bulbs between 1150 and 1300 hours. asked by Haris on April 26, 2019 16. ## Science Can someone please help me with this problem? A 200-1b block rests on a horizontal plane. Find the magnitude of the force P required to give the block an acceleration of 10 ft/s2 to the right. The coefficient of friction between the block and the plane is asked by Latoya on November 8, 2015 17. ## Pyhsics The weight of the atmosphere above 1 m2{\rm m}^{2} of Earth's surface is about 100,000 N{\rm N}. Density, of course, becomes less with altitude. But suppose the density of air were a constant 1.2 kg/m3{\rm kg}/{\rm m}^{3}. Calculate where the top of the asked by Kimmie on April 10, 2014 18. ## Physics Anna pushes horizontally on a 52-kg penguin with force of 10 N, but the penguin does not budge. Find the force of static friction between the penguin’s feet and the ground. I have no idea where to start. Any help is appreciated. Thanks. asked by Random on December 14, 2010 19. ## physics A 3.6 kg mass hangs at one end of a rope that is attached to a support on a railroad car. When the car accelerates to the right, the rope makes an angle of 1.0° with the vertical. Find the acceleration of the car. asked by Elisa on June 9, 2008 20. ## physics The force required to stretch a Hooke’s-law spring varies from 0 N to 68.1 N as we stretch the spring by moving one end 16.2 cm from its unstressed position. Find the work done in stretching the spring asked by james on December 20, 2012 21. ## Spanish For my Spanish class I need to memorize a poem in Spanish that uses mostly subjunctive. It should be 1/4 to 1/2 a page long. I have tried searching for famous Spanish poets and looking through their poems to find subjunctive and have come up empty handed. asked by Torey on May 13, 2008 22. ## math Three coins are selected from 10 coins: 4 dimes, 4 nickels, and 2 quarters. In how many possible ways can the selection be made so that the value of the coins is at least 25 cents? I know that the total outcomes equals 120, but how do I find how many of asked by Zoe on February 21, 2009 23. ## algebra DRT problem A bicyclist travels 20 miles per hour faster than a walker. The cyclist traveled 25 miles in the time it took the walker to walk 5 miles. Find their speeds. asked by Help! Final Test Tom. on May 27, 2008 24. ## trig find the exact value given that cosA=(1/3) in quad I, sin B=(-1/2) in quad 4, and sin C=(1/4) in quad 2 tan(B+C) ? At the end of my equation I had (sqrt45/15) over (1-sqrt15/15) , how do I rationalize or did I make an error in calculation asked by stacey graham on March 27, 2010 25. ## College Physics Find (a) the magnitude and (b) the direction of the net force on an object given that the following forces act on the object at the same time: 10N east, 20N down, 20N west, 30N down, and 20N up. asked by Nicole on February 6, 2015 26. ## physics An artificial satellite circling the Earth completes each orbit in 139 minutes. (The radius of the Earth is 6.38 106 m. The mass of the Earth is 5.98 1024 kg.) (a) Find the altitude of the satellite. asked by Anonymous on October 31, 2011 27. ## math Aryan has to travel certain distance from his home at a speed of 5 kilometre hours on his way back to home the speed decreases to 3 kilo metre per hour find his average speed. asked by Balram on December 21, 2015 28. ## math The base of a rectangular prism has a length of 13 inches and a width of 1/2 inch. The volume of the prism is less than 65 cubic inches. Find all possible heights of the prism. Show all your work as an inequality. THANK YOU!! asked by kimie on November 8, 2015 29. ## Math- Calculus A company needs to produce a cylindrical can to hold water. It must have a volume of 500ml. The side of the can will cost 40$/m^2 to produce and the top and bottom of the can will cost 50$/m^2 to produce. Find the most economical dimensions. asked by John on March 24, 2013 30. ## College chemistry This is my first time taking chemistry and I am VERY VERY confused On the step involved to find out how many calories to warm 58mL of water from 10 degress C to 100 degress C and vaporize it at 100 degress C. asked by Eric on September 3, 2010 31. ## geometry a rhombus has an area of 165 square units. Of the lenght of one of its diagonals is 15 units, find the lenght of its other diagonal I tried DR Russ I didn't come up with answer of 22 units could you give more direction asked by joy on April 8, 2011 32. ## math A company car is purchased for Rs 23580 and is expected to be driven 95000 miles before being sold.The expected salvage value for the car is Rs 2300.Find the unit depreciation for the car. asked by Asadullah khan on November 12, 2015 33. ## American National Government Could someone please help me with this? I need to summarize a news or journal article that discusses the Freedom of Religion and The Establishment Clause. This article must have been published within the last 10 years. I looked for an article but I can not asked by B.B. on October 18, 2009 34. ## math Rozilan needs$6,000 in three years’ time. Now, he saves $3,000 in an account that pay 7% per annum simple interest. Find the amount that he must save two years from now so that he can accumulate the$6,000.

asked by melon on May 4, 2018

An oscillating block-spring system has a mechanical energy of 5.1 J, an amplitude of 0.81 m, and a maximum speed 1.6 m/s. Find the spring constant k of the spring. What is the mass of the block? What is the frequency of oscillation?

asked by Chelsea on April 24, 2013
36. ## algebra

diana drove 320 miles, then increased her speed by 10 miles per hour for 500 miles. if the second part of the trip took 2 hours longer than the first, find her average speed.

asked by allie on February 11, 2015
37. ## PHYSICS

During a play, a tennis player hits the ball when its velocity is 20 m/s towards him. The racquet exerts a force of 540N on the ball for 6.90 ms, giving its returning velocity of 42 m/s. Find the mass of the ball

asked by Hep on December 19, 2012
38. ## math word problem

can someone help me solve this? not just an answer but a method of solving cause im having a hard time grasping this. Three times the larger of two numbers is equal to four times the smaller. The sum of the numbers is 21. Find the numbers.

asked by koori on January 27, 2009
39. ## Math (urgent)

the equation x^2+y^=25 describes a circle with center at the origin and radius 5. The line y=x-1 passes through the circle. Using the substitution method, find the points at which the circle and line intersect. a) (4,3) and (-4,-3) b) (3,4) and (-3,-4) c)

asked by Max on September 7, 2016
40. ## Calculus

A particle is moving along the curve y = 2 √{3 x + 7}. As the particle passes through the point (3, 8), its x-coordinate increases at a rate of 5 units per second. Find the rate of change of the distance from the particle to the origin at this instant.

asked by Jack on October 18, 2010
41. ## math

how do you find the area of a hexagon? Here is the formula: Area of regular hexagon: (sqrt3/ 2)(Wsqrd) Where sqrt=square root W=the smallest width of the hexagon sqrd=squared

asked by kim on May 3, 2007
42. ## algebra

Lunc Capacity: The polynomial 0.041h-0.018A-2.69 can be used to estimate the lung capacity, in liters of a female find the lung capacity of a 40-year old woman who is 165 cm tall.

asked by Anna on July 24, 2012
43. ## mathematics

a vertical pole stands on level ground. from a point on the ground, which is 15 meters away from the pole, the angle of elevation of its top is found to be 30 degrees.find the height of the pole?

asked by hindu priya on December 29, 2014
44. ## english

please help me writing an essay as described below. topic is provided below. ive to write a cause and/or effects essay. so i've chosen the topic: How mood is affected by weather? so where can i find about this topic? or are there any other topics you can

asked by bindiya farswani on August 3, 2009
45. ## Trig

The length of a rectangle is 142.9 in. If the diagonal makes an angle of 32.1o with this side, find the measure of the diagonal of the rectangle rounded to the nearest tenth of an inch. let x represent the diagonal.

asked by Anthony on May 3, 2017
46. ## english

I have to circle the simple subject,find the verb,decide if its right and if not I have to put the correct verb in its place. (subject-verb agreement) Across the grasslands sound the roar of the lions.

asked by cody on March 4, 2009
47. ## Algebra 2

Find an equation of the ellipse satisfying the given conditions. Center at (-2,3) with major axis of length 8 and parallel to the y axis, minor axis of length 2. I don't understand how you get the formula for this. some help please

asked by Anonymous on April 5, 2012
48. ## Physics

A 210 g air-track glider is attached to a spring. The glider is pushed in 12.0 cm against the spring, then released. A student with a stopwatch finds that 13 oscillations take 16.0 s. Find the spring constant k.

asked by Erin on January 21, 2011
49. ## Math

The diagram shows a solid metal cylinder. The cylinder has base radius 2x and height 9x. E cylinder is melted down and made into a sphere of radius r. Find the expression for r in terms of x.

asked by Eleanor on November 17, 2012
50. ## C programming

A few questions, all involving "for" loops that I am unsure how to do (Thank you in advance for the help): Q1.) Write a table of conversions from Celsius to Rankin. Allow the user to enter the starting temperature and increment between lines. Print 25

asked by Randy on October 18, 2010
51. ## English

Thank you for your last corrections. Here are some more sentences for you to check. 1) He suggests he should get (not make) a loan from a moneylender. 2)He should ask Shylock for the money. 3) The man who wants to marry her should do (perform??) a precise

asked by Franco on October 8, 2010
52. ## IT 210 Pseudocode (Help needed ASAP)

I was wondering if anyone would be able to help me with the following pseudocode so that it looks good to turn in. Any changes would be helpful. Completing Homework Main Module Declare FindReading As Real Declare ReadReading AS Real Declare

asked by Jen on August 10, 2008
53. ## physics

A water tank springs a leak. Find the speed of water emerging from the hole if the leak is 2.5 m below the surface of the water, which is open to the atmosphere.

asked by aok on December 7, 2010
54. ## Chemistry

An unknown organic compound is 40.00% C, 6.67% H and 53.33% O by mass. The formula weight of the unknown is 90.0g/mole. Find the empirical and molecular formulas for the unknown compound.

asked by Chelsea on September 23, 2015
55. ## calculus

a particle moves along the x-axis in such a way that its acceleration at any time t is given by a(t)= 6t - 18. At time t = 0, the velocity v(t) = 24. and at time t = 1, the position x(t) = 20 i have to find the expression for the velocity and what values t

asked by allan on December 9, 2010
56. ## stats

A particular college basketball player is a 80% free throw shooter. In a game, he took 20 free throws. Find the probability he made 18 or more of his free throws.

asked by mike on May 5, 2011
57. ## ALgebra

Three years ago, Wendy's age was 3/4 as old as Erna and Lucys age was 2/3 as okd as Erna. If the sum of their ages is 67, find the present age of each.

asked by Raquel on September 26, 2016
58. ## algebra

A triangle has a perimeter of 56 centimeters. Each of the two longer sides of the triangle is three times as long as the shortest side. Find the length of each side of the triangle

asked by barbara on September 10, 2014
59. ## College Algebra

The graph of a quadratic function f(x) is shown above. It has a vertex at (-2,4) and passes the point (0,2). Find the quadratic function y=a(x-(-2))^2+4 y=a(x+2)+4 2=a(x+2)+4 -4 -4 -2=a(0+2)/2 -1+ a function -1(x+2)+4 ? Im not sure where Im going wrong but

asked by Anonymous on June 12, 2014
60. ## Physics

Find the electric field between the plates of a capacitor given the following: (1) C= 10pF (2) the capacitor is connected to a 25 V battery (3) there is a vacuum between the capacitor plates (4) plate separation is 2 mm

asked by Joe on March 3, 2013
61. ## Calc

I have an acceleration function and a velocity function that I know the equations for. How would I use those to find the equation for a position function x(t) if x(0) = 0? I'm just looking for a general method, but I can give the equations if needed.

asked by Kris on January 20, 2012
62. ## Statistics

If 5% of electric bulb manufactured by a company are defective find the probability that in a sample of 100 bulbs. (1)None if defective (2) 5 bulbs are defective e -5=0.007

asked by Lara on May 19, 2019
63. ## Math: Statistics

My homework has a list of numbers and I'm working with standard deviation. I know the standard deviation as well as the mean and everything, but it says to find "the weight that is 3 standard deviations below the mean." What is the formula for that, and

asked by Justin on April 19, 2011
64. ## Algebra

Complete the table for each function. 1. f(x) = √x The x values are 0, 1,4 and 9. The corresponding y values that I got are 0, 1, 2 and 3. 2. g(x) = -1/4√ x The x values are 0, 1, 4, and 9. The corresponding y values that I got are 0, -1/4, -1/2 and

asked by Student on March 11, 2014
65. ## math

A kite is attached to a string. Find the length of string,when the height of the kite is 60m and the string makes the angle 30 degree with the ground.

asked by komal on September 19, 2016
66. ## maths

Find the roots of z^6 + 1 and hence resolve z^6 + 1into read quadratic factors; deduce that cos3x = 4[cos(x) -cos(pi/6)][(cos(x) -cos(pi/2)][(cos(x) -cos(5pi/6)]

asked by jake on November 10, 2008
67. ## Mechanics & hydromechanics

A block of wood is pulled along a Horizontal table by a force of 33 N inclined at 30 degrees above the Horizontal.Find the vertical and horizontal components of the force.

asked by joe on January 14, 2013
68. ## Physics

When a 0.111 kg mass is suspended at rest from a certain spring, the spring stretches 3.90 cm. Find the instantaneous acceleration of the mass when it is raised 6.20 cm, compressing the spring 2.30 cm.

asked by Stacey on September 19, 2015
69. ## math

1. if one side of a square is increased by 2metres and other side is reduced by 2 metres. a rectangle is formed whose perimeter is 48.find the side of the orignal square.

70. ## physics

Find the final velocity of the two balls if the ball with velocity v2i = -19.5 cm/s has a mass equal to half that of the ball with initial velocity v1i = +26.8 cm/s.

asked by jim on June 2, 2011
71. ## Math

Find the width of the rectangle. ----------------------- = Perimeter=30 in. = = = W=Width =============== L=Length P=w and l=11 p=2l+2w 30=(2x11)+2w 30=22+2w (Think:if 2 x w=8, then w=___divided____ w=8 So the width is 8 inches. I don't know what the

asked by BUB on April 20, 2015
72. ## Maths

Draw and label a figure to represent the congruent triangle. Then find X and Y. Triangle YXZ congruent triangle CAB, m

asked by Ola on June 7, 2017
73. ## calculus

An open box is to be made. This box is to have a bottom and four sides, but no top. The box is to be made from paper that is 7" by 12". Maximize the volume and find the height.

asked by calculus on September 9, 2009
74. ## Physics

Find the work that should be done to increase the distance between two point charges with the charges of 5nC and -10nC by 5cm. The initial distance between the charges is 15cm.

asked by Macy on February 2, 2015
75. ## maths

Find the roots of z^6 + 1 and hence resolve z^6 + 1into read quadratic factors; deduce that cos3x = 4[cos(x) -cos(pi/6)][(cos(x) -cos(pi/2)][(cos(x) -cos(5pi/6)]

asked by jake on November 10, 2008
76. ## MATH

A population of insects increases at a rate of 250 + 16t +0.3t^2 insects per day. Find the insect population after 3 days, assuming that there are 40 insects at t=0.

asked by Anonymous on November 18, 2007
77. ## math

100=1.5((1.1^(n) - 1))/1.1-1 Could you be so nice please and help me find the solution. The answer is 22 but I have whole time different number. I use log on both sides : 100=1.5((1.1^(n) - 1))/1.1-1 10 = 1.5(1.1^(n) - 1) 10 = 1.65^n - 0.5) log 10.5 = n

asked by Lucas on February 23, 2014
78. ## math

100=1.5(1.1^n - 1)/1.1-1 Could you be so nice please and help me find the solution. The answer is 22 but I have whole time different number. I use log on both sides : 100=1.5(1.1^n - 1)/1.1-1 10 = 1.5(1.1^n - 1) 10 = 1.65^n - 0.5) log 10.5 = n log 1.65 n =

asked by Lucas on February 23, 2014
79. ## math

Two cards are drawn from a standard deck of cards, and one of the two cards is noted and removed. Find the following probabilities of the second card. P(spade | spade) = 1 P(king | three) = 2 0

asked by Anonymous on August 21, 2012
80. ## Maths

Out of group of goats,Two times the square root of the number of goats were kept in shade, 1/4 of the number were taken for grazing and 15 were sold, find the initial no. Of goats?

asked by A GOODSTUDENT on August 22, 2016

C'(x)= 50 _______________ square root of x fixed cost= $25000 find the cost function C(x) integrate C'(x) wouldn't that be 100x^(1/2) + c ??? now where do you think the fixed cost comes in? asked by Amos on May 3, 2007 82. ## math aiden knows the length of only one side of his garden. He says he will be able to find the area knowing only one side. Explain how this can be true. If there's only one side then Aiden should multiple it...? But if so, how many times 2, 3, 4...? asked by Evelyn on October 8, 2015 83. ## jj Find the percent of increase or decrease. Round your answer to the nearest percent. Original Amount:$6.50, New Amount: $11.50, Percent of Change: ___% asked by Anonymous on February 18, 2011 84. ## maths P, Q and R are points in the same horizontal plan. The bearing Q from P is 160 degrees and bearing of R from 050 degrees. If /PQ/= 6m and /QR/= 4m, find the /PR/ and bearing of R from P, correct to the nearest degree asked by phoebe on April 24, 2019 85. ## math Two cars 288 km apart start at the same time moving towards each other and meet after 12 hours. If the speed of 1 car is 5 km\h faster than the other car, find the speed of each car. asked by trishayy0028 on December 10, 2015 86. ## Calculus A rectangle in the first quadrant has one vertex as the origin, and other vertex on the curve y= -x^2 -2x +4. If the rectangle has one side lying on the x-axis, find the largest possible area of the rectangle. asked by Megan on May 5, 2013 87. ## Pre-Calc : Find the Exact Value of the Expression Find the exact value of the expression without a calculator: sin(3π/4+5π/6) I've done: sin(9π/12 + 10π/12) =sin(19π/12) What do I do now? Im confused if that would just be the answer or what? Wouldnt the answer be numerical? asked by Phil-- HELP NEEDED ASAP on May 10, 2013 88. ## EASY Math The equation V = -2000t + 20,000 describes the value in dollars of a certain model of car after it is t years old. If a car is worth$14,000, find the age of the car.

asked by Sarah on March 28, 2016
89. ## geometry

triangle ABC,angleA=60 degree,angleB=70 degree,angleC=50 degree. AB=6cm,BC=6.5cm,AC=7cm. Find its perpendicular of the triangle

asked by vikram on December 25, 2017
90. ## math

Five men and four women are waiting to be interviewed for jobs. If they are all selected in random​ order, find the probability that no man will be interviewed until at least two women have been interviewed.

asked by mika on May 20, 2019
91. ## elementary stats

On a multiple choice test with 11 questions, each question has four possible answers, one of which is correct. For students who guess at all answers, find the mean for the number of correct answers.

asked by Rose Bud on February 23, 2012
92. ## Math

A man takes commission at the rate of 2% on first 50,000, 7% on next 50,000 and 0.5% on remaining price. Find bis commission on the car that has been silf for 2,38,000.

asked by Tanya on December 3, 2016
93. ## Algebra

Find the number of the solutions to each system. a. 4x-y+1=0 4x-y+3=0 b. 2x-y+4=0 4x-2y+8=0 Write a question that can be solved using a system of linear equations. Solve the following system of equations by graphing: y=x+3 and y=-2x-3

94. ## intermediate algebra

find two algebraic expressions for the area of each figure. first ,regard the figure as one large rectangle, and then regard the figure as a sum of four smaller rectangles 3 t,t,5

asked by swirl on July 10, 2011
95. ## Math

Zachary traveled from city A to city B. He left city A at 7:30 a.m. and reached city B at 12 noon. Find the average speed if city B is 180 miles away from city A.

asked by Jerome on January 9, 2016
96. ## Geometry

A tree casts a 36 ft shadow. The angle of depression from the top of the tree to the tip of the shadow is 25°. Find the height of the tree to the nearest tenth.

asked by Meg on May 16, 2014
97. ## geometry

Find the third side of a triangle in which a 4.00-inch side and a 6.00-inch side are known to make a 56.0-degree angle. Round your answer to three significant digits.

asked by hodna on April 11, 2010
98. ## geometry

The base of a pyramid is a square. The perimeter of the base is 20ft, and the surface area of the pyramid is 65ft^2. Find the slant height of the pyramid.

asked by Piggy on February 23, 2012
99. ## geometry

A point is moving in a plane in such a way that its distance from the point(3,0)is 1.5 times its distance from the straight line 3x-4=0.find the louces of the point and identify the conic.

asked by Anonymous on February 3, 2013
100. ## Calculus

A rectangle in the first quadrant has one vertex as the origin, and other vertex on the curve y= -x^2 -2x +4. If the rectangle has one side lying on the x-axis, find the largest possible area of the rectangle.

asked by Megan on May 5, 2013