# 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

92,404 questions, page 590

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
2. ## physics

A 35 turn coil of radius 4.9 cm rotates in a uniform magnetic field having a magnitude of 0.53 T. If the coil carries a current of 20 mA, find the magnitude of the maximum torque exerted on the coil.

asked by chuck on October 22, 2010
3. ## 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
4. ## 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
5. ## math

Kari buys 3 goldfish at \$4 each she sees bowls marked"3 for \$10" and buys 6 of them.she also buys 2 jars of fish food marked 2 for \$3.00". which expression could you use to find her total coast?how would the problem

asked by james willson on January 11, 2011
6. ## calculus

a plane flying horizontally at an altitude of 2 mi and a speed of 460 mi/h passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 5 mi away from the station.

asked by L.J on November 17, 2011
7. ## science

How do I find oxidation numbers of certain elements in compounds? I'm really confused so very simple terms would be appreciated. EX: What is the oxidation number of sodium in NaOH AND What is the oxidation number of Iron in FeCl3??

asked by Viola on March 11, 2012
8. ## math

A rectangular block is constructed so that its length is 3 times the width. Find the dimension of the rectangular block that will give the least possible surface area if the volume of the block is 81 cubic meters.

asked by Ellison on September 5, 2018
9. ## Physics

Two point charges of 8.7×10−6 C, on the left, and −2.7×10−6 C, directly to its right, are separated by 0.071 m. Find the electrostatic force acting on the charge on the left. A force to the right is taken as positive, while one directed to the left

asked by Anonymous on February 3, 2014
10. ## 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
11. ## 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
12. ## 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
13. ## 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
14. ## Physics

A single force acts on a 1.1 kg particle-like object in such a way that the position of the object as a function of time is given by x = 4.1t - 3.6t2 + 4.5t3, with x in meters and t in seconds. Find the work done on the object by the force from t = 0 to t

asked by Robin on March 8, 2014
15. ## 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
16. ## 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
17. ## 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
18. ## 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
19. ## math

lamar made a garden in the shape of a rectangle with an area of 36 square feet. The shorter side of the garden measures 4 feet. Explain how you can find the perimeter of the garden

asked by Mimi on April 28, 2016
20. ## 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
21. ## 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
22. ## math

A car company is offering car loans at simple interest rate of 14%. Find the interest charged to a customer who finances a car loan of \$34000 for 2 years

asked by bobby on July 22, 2011

On my reading worsheet we are supposed to find antonyms of words and one word was analyze and the options to match antonyms were not going in to any word Like on google it gives me synthesize or combine but neither word is on my worksheet please help

asked by Steve on November 17, 2014
24. ## Math

The temperature at noon in Los Angeles on a summer day was 88°F. During the day the temperature varied from this by this much as 7.5°F. Write and solve an absolute value inequality to find the range of possible temperatures for that day?

25. ## Calculus with Analytical Geometry 1

Jack Brown received two offers for his property: 1. 130000 in 5 months. 2. \$13500 every months for the next 10 months. Find the present value of the two offers if theory is worth 12% compounded monthly.

asked by Keon on March 7, 2016
26. ## 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
27. ## 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
28. ## chemistry help

ok so i need to find how many atoms make up the earth. the average atomic mass of the atoms is 14g/mol. avogadro's number gives the number of atoms in a mole. so what atom do i take?? carbon or something??

asked by RAYMOND on September 17, 2009
29. ## Trigonometric

A woman standing on a hill sees a flagpole that she knows is 55 ft tall. The angle of depression to the bottom of the pole is 14°, and the angle of elevation to the top of the pole is 18°. Find her distance x from the pole.

asked by Chris on February 7, 2016
30. ## statistics

how do I find the correlation coefficient r? Jesse put the heartbeat and lifespan data into a statistical software program and found the coefficient of determination is 0.45. The value of the correlation coefficient is __________.

asked by Casey on October 25, 2014
31. ## 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 4 units per second. Find the rate of change of the distance from the particle to the origin at this instant.

asked by Carl on October 26, 2010
32. ## math

A particular model of walkie-talkie can broadcast in a circular area. The radius of the broadcast area is 10,000 feet. Find the area of this circle to the nearest square foot. Use 3.14 for pi.

asked by Tay on March 13, 2017
33. ## 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
34. ## Math

A plane that can fly 275 mph in still air for 3 hours against a wind and for 2 hours with the same wind. The total distance it covers is 1300 miles. Find the rate of the wind.

35. ## 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
36. ## math

A, B, C are three points on a horizontal plane, where A is due south of B. The bearing of C from A is 060 degrees. At B, there is a vertical mast BD. The angles of elevation of its top D from A and C are 25 degrees and 20 degrees respectively. Find the

asked by somay on January 28, 2016
37. ## Physics

Two ropes are attached to a wagon, one horizontal to the west with a tension force of 40 N and the other east at an angle of 23° northward and a tension force of 50 N. Find the components of the net force on the cart

asked by Ben on May 18, 2015
38. ## physics

A 21.6-kg box rests on a table. A 19.3-kg box is placed on top of the first box, as shown. Determine the total force in N that the boxes exert on the table. FIND f=ma for both and add them up? a=9.8 gravity rite?

asked by Lisa on October 1, 2009
39. ## Calculus

The position function of a particle in rectilinear motion is given by s(t) s(t) = t^3 - 9t^2 + 24t + 1 for t ≥ 0. Find the position and acceleration of the particle at the instant the when the particle reverses direction. Include units in your answer.

asked by Tom on May 18, 2015
40. ## calculus

A particle is moving along the curve y=4((3x+1)^.5). As the particle passes through the point (5,16) its -coordinate increases at a rate of 2 units per second. Find the rate of change of the distance from the particle to the origin at this instant.

asked by sja on October 26, 2010
41. ## Perimeter

Lamar made a garden in the shape of a rectangle with an area of 36 square feet. The shorter side of the garden measures 4 feet. Explain how you can find the perimeter of the garden.

asked by Maria on March 19, 2015
42. ## Math

John's car is 13 feet long. He is making a model that is 1/12 of the actual size. Which proportion below should be used to find the length, L, of the model? A(wrong) 13/L = 1/12 B(correct) L/13 = 1/12 C(wrong) L/13 = 1/L D(wrong) 12/L = 13/1 I don't get

asked by Sarah on February 28, 2010
43. ## 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
44. ## geometry

Find the surface area of a rectangular prism with a length of 8 inches, a width of 5 inches and a height of 2 inches. so far this is what I have- (2(8)+2(5))2=72 + 2(8.5)=80 my answer is 152in^2 the books answer is 132in^2 What did I do wrong???? Thanks

asked by mary on April 18, 2011
45. ## gometry

in a circle of radius 17cm, two parallel chords are drawn on opposite sides of a diameter. the distance between the chords is 23cm. if the length of one chords is 16cm, find the length of the other.

asked by Anonymous on June 17, 2014
46. ## Math

A group of students are traveling to Six Flags. One bus has 15 fewer than 2.5 times as many students as the other bus. Write an equation to find the total number of students. So, I was wondering if x = (n x 2.5) - 15, is correct?

asked by anonymous on April 21, 2009
47. ## Math

Given the total profit function P(x) = 1.3x-.01x^2-30, let x represent a number of days and find maximum profit achieved and when that profit is made. Then graph the function and mark the vertex

asked by Anonymous on April 15, 2014
48. ## maths

a mathematics question contained 20 items. every wrong answer scores -2marks, every correct answer scores 4marks and no mark for no answer. find the maximum possible score

asked by Elijah on November 18, 2015
49. ## Geometry

Help! I don't understand this problem Find the angle of rotation that maps point P (1,0) on to P'. What are the x and y coordinates of point P' to the nearest thousandths? Determine a translation rule that maps point P onto P'.

asked by Kelly on August 22, 2015
50. ## 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
51. ## math

Jane decides to build a wooden pencil box. She allows 32cm along the diagonal. The width of the box is to be 8cm. find the angle that the diagonal makes with the length of the box.

asked by johnny on April 16, 2013
52. ## 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
53. ## Honors Physics

A mass, m1 = 5.00 kg, resting on a frictionless horizontal table is connected to a cable that passes over a pulley and then is fastened to a hanging mass, m2 = 9.0 kg. Find the acceleration of each mass and the tension in the cable. PLEASE HELP!

asked by Chubba on September 21, 2010
54. ## math check

Complete the following hypothesis test: Ho: ì = 52, Ha: ì < 52, á = 0.01 using the data below. 43 48 44 48 42 60 54 44 50 35 48 58 ii) Find the p-value. (Give your answer correct to four decimal places.) Incorrect: Your answer is incorrect. . 0.0928 was

asked by tom9 on June 21, 2013
55. ## Chemistry

Use Ksp to find the concentration of an ion in a saturated solution. Consider a 2.50E-3 M solution of Al2(SO4)3. (a) What [OH^-] is required to initiate precipitation of Al^3+ from the solution? (b) What [OH^-] is required to lower the [Al^3+] to 2.00E-7 M

asked by Jo on July 28, 2012
56. ## 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
57. ## physics

A crate is sliding down a ramp that is inclined at an angle of 55.4° above the horizontal. The coefficient of kinetic friction between the crate and the ramp surface is 0.501. Find the acceleration of the moving crate.

asked by Russ on November 29, 2012
58. ## 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
59. ## math

Please help me to find the range of each set of numbers.7, 7, 5, 4, 1, 9, 8, 8, 8, 5, 2 The range of a set of data is the difference between the highest and lowest values in the set. This is true whether there is one or more scores at either extreme value.

asked by carmen on April 16, 2007
60. ## 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
61. ## 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
62. ## algerba 1

From the top of a lighthouse 210 feet high, the angle of depression to a boat is 27. Find the distance from the boat to the food of the lighthouse. The lighthouse was built at sea level. Help me!

asked by Maram on April 18, 2011
63. ## statistics

A distribution of values follows a N(140,22) distribution. From this distribution you are drawing samples of size 12. Find the interval containing the middle-most 34% of the sample means. Round your values to 1 decimal place.

asked by Kim on October 27, 2011
64. ## 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
65. ## Math

(2,14),(1,-1),(3,35) Find the quadratic function y=ax^2+bx+c 1) 4a+2b+c=14 2) a+b+c=-1 3) 9a+3b+c= 35 equation 1&2 = 3a + b = 13 equation 1&3 = -5a +5b = -21 i know you take those two equations now 3a + b = 13 -5a - 5b = -21 multiply the top by 5 and the

asked by Sarah on May 12, 2009
66. ## math

you borrow \$200 fro a friend to help pay for a new laptop computer. You pay your friend back \$12 per week. Write and solve an inequality to find when you will owe your friend less than \$60.00

asked by robin on October 24, 2018
67. ## 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
68. ## statistics

Two cards are drawn from a well-shuffled ordinary pack of 52 cards. The first card is replaced before selecting the second card. Find the following probabilities. (iii) One is King and one is queen (iv) Both are faced cards

asked by usman on October 21, 2015
69. ## 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
70. ## 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.

71. ## Math

The volume of a triangular prism is 12cubic cm .atriangular face has base b and height h. The length of the prism is l. Find possible values for b, h and l. Sketch one possible prism that has an isosceles triangle as its base.

asked by Jalal on November 7, 2015
72. ## college algebra

Given the following quadratic equation, find;? a. the vertex b. the axis of symmetry c. the intercepts d. the domain e. the range f. the interval where the function is increasing, and g. the interval where the function is decreasing h. Graph the function.

asked by zachary on March 4, 2013
73. ## PHY101

A 1200kg travelling east collides with another 1000kg car travelling north. If they are both travelling at 90km/h and the collision is completely inelastic, find the velocity of the systemafter collision.

asked by Ebieride on May 17, 2016
74. ## physics

An 800 N man stands on a scale in a motionless elevator. When the elevator begins to move, the scale reads 650 N. Find the magnitude and direction of the elevator's acceleration.

asked by Sam on December 19, 2010
75. ## 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
76. ## algebra

A motorboat that travels with a speed of 20 km/hour in still water has traveled 20 km against the current and 180 km with the current, having spent 8 hours on the entire trip. Find the speed of the current of the river.

asked by Anonymous on March 30, 2018
77. ## distance problem

A car travels 20 km/h faster than a truck. The car covers 360 km in 3 hours less time than the truck.Find the speed of the truck. (kindly write the solution, thanks alot)

asked by HELP HELP MNHS on December 17, 2012
78. ## math

the smith family plans to sit down to thanksgiving diiner at 6:00 P.M. they have an 18 pound turkey.the turkey needs to cook about 20 minutes per pound. at what time should the turkey go in the oven? 2:40? how do you find the answer?

asked by Celest on June 5, 2012
79. ## College Algrbra

Given the following quadratic equation, find a. the vertex b. the axis of symmetry. the intercepts d. the domain e. the range f. the interval where the function is increasing, and g. the interval where the function is decreasing h. Graph the function

asked by Sherri on December 17, 2012
80. ## statistics

Suppose that in a large population the proportion of people that have a certain disease is 0.01. Use the Poisson approximation to find the probability that at least four people will have the disease in a group of 400 randomly selected people.

asked by andrea on November 2, 2014
81. ## 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
82. ## Physical Science

A 12 kilogram tire is to be pulled by three ropes. One force, F1, has a magnitude of 50N. Orient the other two forces so that the magnitude of the resulting acceleration of the tire is least. And find that magnitude if: F2=30N, F3= 20N.

asked by Akila on September 18, 2014
83. ## 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
84. ## 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
85. ## 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
86. ## 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
87. ## 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
88. ## 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
89. ## physics

When a 0.116 kg mass is suspended at rest from a certain spring, the spring stretches 3.50 cm. Find the instantaneous acceleration of the mass when it is raised 5.70 cm, compressing the spring 2.20 cm

asked by justin on October 22, 2012
90. ## Math

Find the difference between the simple interest and compound interest on 16000 for 3/2 years at 5 %per annum, compound interest being reckoned half yearly.

asked by VISHAL on December 21, 2016
91. ## Engineer Mechanics

60-kg skier passes point a with a speed of 5 m/s, determine his speed when he reaches point b. also find the normal force exerted on him by the slope at this point.

asked by Gubby on November 15, 2010
92. ## Algebra

The length of a pool is 3 feet more than twice its width. If the perimeter of the pool is 72 feet, find the dimensions of the pool by writing and solving a system of equations.

asked by EddieG on February 27, 2014
93. ## 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
94. ## college chem

a first order reaction has a fifth life of 20 seconds ( the amount of time needed to use up 1/5) a) Prove that the reaction has a constant 1/5 life. b) find the half life.

asked by hymie on February 21, 2010
95. ## Math

Building A is 40m high.The angle of depression of the top of Building B from the top of A is 26 degrees.if the two buildings are 10m apart,find the height of building B

asked by Deborah on March 12, 2017
96. ## Derivatives Instantaneous rate of change

The electric field E at a distance r from a point field is E =K/r^2 where k is a constant. Find an expression for the instantaneous rate of change of the electric field with respect to r.

asked by Barry on June 3, 2015
97. ## Trigonometry

a. Use graphs to decide if the equation is an identity. b. If the equation is not an identity, find a value of the variable that makes the equation false. sin(pi/2+Beta)=1+sinBeta

asked by Taylor B on May 15, 2013
98. ## Algebra

Hi I need help with this problem full solution only please: Two angles of a triangle have the same measure and the third one is 9 degrees greater than the measure of each of the other two. Find the measure of the LARGEST angle in the triangle.

asked by Seymour on January 27, 2016
99. ## PHYSICS

An object of mass M is divided into two parts ,which are placed at distance d.if gravitational force of attraction is maximum between parts,then find the ratio of mass of both parts

asked by Tanya on April 3, 2015
100. ## Calculus

Determine if the Mean Value Theorem for Integrals applies to the function f(x)=2-x^2 on the interval [0,√2). If so, find the x-coordinates of the point(s) guaranteed by the theorem a) No, the Mean Value Theorem for Integrals does not apply b) Yes, x=4/3

asked by Alice on February 13, 2019