# 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 392
1. ## Scientific notatioin

someone please answer these questions, i want to find out if these sentences are ,= The underslashes are blanks the x's mean multiply and the number after 10 is a power 3,000_3.0 x 10 3 8,800_8.8 x 10 4 659.000_ 6.59 x 10 5

asked by Julie on October 3, 2007
2. ## geometry

In right triangle ABC, Angle C = 90 degrees, D is a point on AB, and CD is perpendicular to AB. AB = 20 and AD = 5. Find AC I tried formulas like soacahtoa and Pythagorean theorem but I am unable to figure this out.

asked by Phoenix on March 9, 2017
3. ## History

Can you help me with one paragraph and a thesis statement for Conduct some online exploration to find more consequences of the Columbian Exchange, and decide whether they are intended or unintended.?

asked by Anonymous on January 8, 2016

Find the surface area when a hexagonal prism 6t tall with a regular base measuring 9ft on each and an apothegm of length 7.8ft.

asked by Vecchi on June 27, 2016
5. ## Solid Mensuration

The diagram is formed from 6 identical closed -packed circles. If the height of the figure is 2 feet, find the radius of each circle in inches.

asked by Joy on April 30, 2016
6. ## Calculus

Find the maximum height of a ball thrown upward from the top of a 640 ft tall building with an initial velocity of 128 ft/s

asked by Millie on February 12, 2013
7. ## chemistry

A 445 g sample of ice at –58oC is heated until its temperature reaches –29oC. Find the change in heat content of the system.

asked by Calorimetry problem on September 10, 2012
8. ## physics

Two equals negatives charges (-1.75x10^(-19) Coulb) are separated by an insulator at a distance of 0.230 mm. Find the electrostatic force between these electrons?

asked by Anonymous on February 8, 2012
9. ## Algebra

1. Tell whether x and y show direct variation. a. 5x - 3y = 0 b. x = y - 2 / 9 2. The variables x and y vary directly. Use the values to find the constant of proportionality and write an equation that relates x and y. a. y = 4; x = 6 b. y = 2; x = 10

asked by Dean on May 6, 2015
10. ## Calculus

I had this on a test: Use the half-angle formula to find the exact value of the expresseion: sin 22.5 degrees my answer - 1/2 sqrt2 - sqrt 2 was wrong

asked by kelly on November 27, 2007
11. ## physics

Find the horizontal distance the skier travels before coming to rest if the incline also has a coefficient of kinetic friction equal to 0.228

asked by Anonymous on February 19, 2011
12. ## Math

(1) State the conditions for a singled-valued function of x to be continuous at x = a (2) find the points of discontinuity of the functions (i) x^3 + 4x + 6 / x^2 - 6x + 8 (ii) sec x (3) Differentiate from the first princiaples (i) x^3 + 2x - 1

asked by Max 2 on October 12, 2009
13. ## math help!!!!! Thanks

Find the volume of the cylinder with a radius of 34m and a height of 27m. This is how I did it can you please tell me if I did it correct, thanks. V= 3.14r^2h = 3.14*34^2*27 = 3.14*1156*27 = 98005.68 If this is not it can you please explain what I did

asked by Callie on February 25, 2015
14. ## Calculus

Find the instantaneous rate of change of V with respect to r when r=100 V(r)=.2r^2-20r+600 using limit definition. Please show work for understanding, thank you :)

asked by Tori on February 14, 2013
15. ## Physics

A train moving with constant speed of 54kmph moves eastwards for 30min then north for 40min find avg velocity

16. ## math

Use the formula t = (0.25) s1/2 to find the time t in seconds it will take a stone to drop a distance s of 200 feet. Round your answer to the nearest tenth of a second.

asked by brian on August 20, 2013
17. ## physics

Three balls A, B and C are kept in a straight line. The separation between A and C is 1 m, and B is placed at the midpoint between them. The masses of A, B, C are 100 g, 200 g and 300 g respectively. Find the net gravitational force on (a) A, (b) B, and

asked by Anonymous on September 19, 2014
18. ## Math

The length of the diagonl of a rhombus are 18 nd 24cm.find its area nd side gve me ful sltn nd ans. Is 216cmsq. Nd 15cm

asked by Simran kaur on September 15, 2012
19. ## Calculus

Find the volume of the solid generated by revolving the region bounded by the graphs of the equations about the x-axis. y=ln x, y=0, x=1, x=3 Please show the steps in your work, thanks! :)

asked by Sun on March 27, 2008

asked by hellokitty on February 8, 2012
21. ## Physics

Three balls A, B and C are kept in a straight line. The separation between A and C is 1 m, and B is placed at the midpoint between them. The masses of A, B, C are 100 g, 200 g and 300 g respectively. Find the net gravitational force on (a) A, (b) B, and

asked by Diya on September 19, 2014
22. ## Polynomial Function

Could you help me with the following problem, I don't understand how to do it. Find an nth degree polynomial function with real coefficients satisfying the given conditions. 1. n=3; 3 and i are zeros; f(2)=20

asked by Jen on October 9, 2007
23. ## Physics

A stone whirled at the end of a rope 25cm long make 5 complete revolution in 3 seconds. Find the angular velocity.

asked by Anonymous on November 4, 2018
24. ## Geology

How many calories would it take to transform 2 grams of ice at -12C to liquid water at 85C? How do u find the answere whats the math...and how do u use the chart?

25. ## physics

A power line 10 meter high carries a current 200 amperes .Find the magnetic field of the wire at ground?

asked by shahed mumtaz khan on September 26, 2014
26. ## Physics

A gram molecule of a gas at 127°C expands isothermally until its volume is doubled. Find the amount of work done and heat absorbed.

asked by Ques on December 19, 2015
27. ## History

What can I write for a thesis statement for Conduct some online exploration to find more consequences of the Columbian Exchange, and decide whether they are intended or unintended.? PLEASE HELP

asked by Anonymous on January 8, 2016
28. ## Math

a 150-day loan for \$2,500 has interest of \$57. Find the rate to the nearest tenth of a percent. a. 3.2% b. 24.4% c. 10.4% d. 5.5% Please walk me through on how you got the answer. I have tried, and can not figure it out.

asked by Cheyenne on April 21, 2015
29. ## physics

The displacement of a block attached to a horizontal spring is given by x=0.5sin(7.8t−1.06)m What is the earliest time (t>0) at which x=0.16m? Find the acceleration when x=0.44m helppppppp

asked by kara on February 13, 2017
30. ## math 1

Pls solve this using one variable: The difference bet 2 numbers is 3. The sum of thrice the smaller and the larger is 35. Find the original number.

asked by MNHS on November 14, 2012
31. ## english

nedd some help.i am writing an imortant essay and my theme is maori english.i can't find some good sites on the internet about grammatical features.can somebody help?

asked by bill on July 12, 2008
32. ## chemistry

Find the number of moles in 12×10^24 CO2 molecules 1mole is equal to 6.0×10 ^23 ? 12x10^24 Then division of them but the answrr did not match the answer of the book

asked by joanna on December 8, 2016
33. ## trig

find the next two positive and negative angles coterminal with the quadrantal angle. 90 degrees. would the answer be..... would it be 450, 810?????? and -630, -270 ????

asked by Alison on August 29, 2011
34. ## Math

Find the maximum area of a rectangle inscribed in the region bounded by the graph of y = (3-x)/(2+x) and the axes. (Round your answer to four decimal places.)

asked by Meghan on April 7, 2018
35. ## physics

The following table lists data for the speed and radius of three examples of uniform circular motion. Find the magnitude of the centripetal acceleration for each example.

asked by Anonymous on October 28, 2013
36. ## Stuck on Algebra 1

This is kind of like the first question I asked, and I'm still having a little trouble on it. The Ordered pairs in each exercise are for the same direct variation. Find the missing value. (-2,8) and (x,12) I'm not sure how to work out the problem.

asked by TyTy on January 5, 2008
37. ## math

A gardener wants to fence a circular garden of diameter 21m.find the length of the wire he needs to purchase and cost of it at the rate of Rs.4 per meter.

asked by Anonymous on January 4, 2018
38. ## Physics

A construction crane's cable lifts a 59.5-kg box upward with an acceleration of 1.38 m/s^2. Find the tension in the rope. 501.585 is incorrect.

asked by Reina on March 4, 2015
39. ## Math

Find the volume of revolution when the region enclosed by the functions f(x)= e^x , g(x)=e^-x ,and the two lines is revolved about the x-axis Solution V=intergrate e^2x-e^-2x dx From -1to1 1/2e^+e^-2x when you sub and cal. =0 why please help me

asked by Ali on May 11, 2016
40. ## math

it says a inspector found flaws in 13 out of 150 sweaters. find the probability that a sweater has a flaw. round to the nearest tenth of a percent

asked by jalen on March 11, 2014
41. ## math

a travel mug is shaped like a cylinder. it is 9cm wide and 15cm tall. find its volume to the nearest tenth. use 3.14 for pie.

asked by Anonymous on March 21, 2013
42. ## physics

A 1,5000kg car starting from rest is accelerated by a force of 2,oooN during the first 15seconds of its motion. Find the speed at the end of that's time

asked by jazz on January 3, 2008
43. ## History

what chinese inventions contributed to the spread of the ottoman and safavid empires?? I have no idea i read my book and did not find anything (this is not a test question)

asked by Nausicca202 on December 8, 2016
44. ## Physics

Find the energy necessary to put 5kg , initially at rest on Earth's surface, into geosynchronous orbit. do i use the formula U=-GMm/r I get 290 MJ?

asked by James on March 20, 2009
45. ## Geo

A 30ffoot tree cast a12 foot shadow find the measure of the angle of elevation of the sun to the nearest degree.

asked by Kayla on October 29, 2012
46. ## Calculus

Suppose f(x)=2x^2-x^3 and g(x)= sin(pix/2). a) What is the exact value of the integration from 0 to 2[f(x)-g(x). Find numerical approximation of this value. What does the value of this integral tell you about the areas of the regions beteen the two graph

asked by Scott on January 21, 2010
47. ## Algebra, help + check please

Find the percent, round if nessacary: 1) 3 dollar tip for a 18.70 Taxi Fare. So 3 x 18 Correct? Or how would I even solve this problem? Thanks for helping -Allyson

asked by Allyson on October 25, 2010
48. ## Calculus

Find the volume of the solid obtained by rotating the region enclosed by the curves y= 1/x and y= 6-x about the x-axis. (Use symbolic notation and fractions where needed.)

asked by Michael on September 11, 2017
49. ## math

A food processer for \$119.50 cash, \$5.00 down and \$9.00 a month fer 15 months. how would i find the actual yearly rate of interest of this problem?

asked by julie on April 15, 2008
50. ## math

A farmer is constructing a rectangular pen with one addtional fence across its width.find the maximum area that can be enclosed with 2400m of fencing .

asked by Anonymous on November 16, 2013

Write the integral in one variable to find the volume of the solid obtained by rotating the first‐quadrant region bounded by y = 0.5x2 and y = x about the line x = 5.

asked by Ke\$ha on May 25, 2017
52. ## physics

A ball of mass m is projected with a speed u at an angle theta with horizontol. Find the change in momentum after time t and when it reaches the ground

asked by akshita on July 9, 2014
53. ## Statistics

assume that adults have IQ scores that are normally distributed with a mean of 105 and a standard deviation of 15 find the probability that a randomly selected adult has an IQ between 89 and 121 ?

asked by Rebecca on December 12, 2012
54. ## PreCal

a circular arch of length 3ft subtends a central angle of 25 degrees. Find the Radius of the circle I got 6.875 but i think that is wrong

asked by Kelly on February 8, 2018
55. ## pre algebra

Suppose that \$2000 is invested at a rate of 5.1% , compounded semiannually. Assuming that no withdrawals are made, find the total amount after 7 years.

asked by keena on December 15, 2015
56. ## chemistry

If 0.50 mol of iodine and 0.50 mols of chlorine are initially placed into a 2.00-L reaction vessel at 25 Degrees Celsius, find the concentrations of all entities at equilibrium.

asked by John L on April 3, 2008
57. ## math

Of 47 plays attributed to a playwright 17 are comedies, 18 are tragedies, 12 are histories. If one play is selected random find the odds against selecting a tragedy.

asked by Carol on February 12, 2013
58. ## MATH

Consider the following in the picture in the website below. www.webassign.net/waplots/3/a/808112f7e2262ae957c47b37497635.gif Find the length of the third side of the triangle in terms of x.

asked by Anonymous on February 22, 2019
59. ## Pre-Calculus

I do not know how to work this problem: Find the area of the region between the graph of y=x^3 and the x-axis from x=1 to x=4. I am also having trouble with: Write -1-i in exponential form. Any help would be greatly appreciated.

asked by Lucy on September 28, 2008
60. ## circle

two parallel chords of length 30 cm and 16 cm are draw on the opposite sides of center of a circle of radius 17 cm find the distance between the chord answer

asked by surbhi kumari on November 1, 2012
61. ## science

what site can i find some simple investigatory projects? plsss help.... I would use your imagination. What is in your drinking water? What makes a flower cutting root?

asked by Anonymous on July 13, 2007
62. ## math

one last question: find the perimeter of the actual object using the scale factor shown on the blueprint. each side is 3 centimeters long. 1cm=5m

asked by Taylor on February 14, 2013
63. ## medical coding

How many codes are needed to correctly code accidental poisoning by consuming noxious mushrooms ? I can't seem to find the answer is there a web site that might be able to help me thanks

asked by Anonymous on April 8, 2008
64. ## trigonometry

assuming that Earth's radius is 6400 km, find the linear velocity of Quito, Equador, a city on the equator. (Use pi=3.1416 and 1.6 km=1 mile).

asked by y912f on January 7, 2009
65. ## Chemistry

Find the molarity of [H+] and [OH-] in the following solutions: a) 0.050 molar NaOH b) 2.09g of calcium hydroxide in 100 mL of water c) 0.875 M H2SO4

asked by Nina on May 30, 2012
66. ## Physics: Sound Waves

Two organ pipes, open at one end but closed at the other, are each. 1.14 m long. One is now lengthened by 2.00 cm. Find the frequency of the beat they produce when playing together in their fundamental.

asked by Brianna on July 16, 2010
67. ## Math/Trig

Find the radius of a circle with a central angle of pi/7 and a length of the intercepted arc equal to 7.7 cm. Round your answer to the nearest tenth.

asked by CJ on January 17, 2011
68. ## Math

An angle θ, in standard position, has its terminal side in Quadrant IV on the line 12x + 5y = 0. Find the exact values of sin θ and cos θ.

asked by Joe on August 16, 2011
69. ## Finance

Find the least amount that could be deposited in a bank account today at 10% compounded quarterly to allow \$650 withdrawals at the end of each quarter for 8 years?

asked by Katie on October 20, 2010
70. ## Math

I did this problem on a practice test, but the answer isn't in the back of my study guide, although I believe I'm correct. Can someone check my work? Thanks; very appreciated. Find p(-2) if p(x) = 3x^4 + 3x^3 + 7x - 10 3(-2^4) + 3(-2^3) + 7(-2) -10 3(-16)

asked by LovelyLina, on March 25, 2019
71. ## Economics

Discuss each statement from the standpoints and possibilities of BOTH equity and efficiency. B."When workers are laid off, they should be able to collect unemployment benefits until they find a new job." help me please! THank you.

asked by A-tan on August 30, 2009
72. ## Algebra 2 Honors

Well, I'm having trouble on some of my homework questions and looking to get help as soon as possible on one of them about inverse variation. 1. If y varies inversely as x and y = -3 when x = 9, find y when x = 81. I will use the equation y = k/x but I

asked by Brian on May 11, 2015
73. ## Maths

The question says : the gradient of a curve is give by dy/dx = x^2 - 6x. Find the set of values of x for which y is an increasing function of x. I didn't understand what they are asking me to do could you solve and explain?

asked by beavis on March 18, 2012
74. ## Math

An invoice of \$12,000 is dated April 5. The terms 5/10,n/30 are offered. Find the amount due if the discount is earned. Show your work.

asked by Allie on October 12, 2012
75. ## math/physics

5. Consider a particle moving counter-clockwise around the ellipse x^9/9 +y^2/4 = 1. Find a relationship between dy/dt and dx/dt What are the rates of change of y and x at the times when the other variable isn't . changing at all?

asked by andrew on April 1, 2011
76. ## Math

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Find the function rule. [x| -2| -1| 0| 1| 2] [y| 9| 4| -1| -6| -11] PLEASE HELP!!! I REALLY NEED THIS GRADE!!!

asked by Guy.Man.Dude on February 8, 2019
77. ## Methylene chloride

Question: A sample was placed on a chromatography column. Methylene chloride was used as the eluting solvent. All of the components eluted off the column, but no separation was observed. What must have been happening during this experiment? How would you

asked by Sheryl on October 22, 2006
78. ## Physics

Moving at 20 m/s , a remote controlled car of mass 1000kg hits a pile of sand and comes to rest in 10 s. Find the average force that acted to stop the car. The same car now hits a wall and comes to rest in 1s. Find the average force that acted to stop the

asked by Abby on August 24, 2006
79. ## Physics

Consider the circuit shown in the figure below. (Assume R1 = 12.0 Ω and R2 = 6.00 Ω.) Read this for the figure - A rectangular circuit begins at its left side at a 25.0 V battery with the positive terminal on top. From the battery, the circuit extends up

asked by Div on March 2, 2019
80. ## Probability

Bob has two coins, A and B, in front of him. The probability of Heads at each toss is p=0.5 for coin A and q=0.9 for coin B.Bob chooses one of the two coins at random (both choices are equally likely).He then continues with 5 tosses of the chosen coin;

asked by Anonymous on October 6, 2018
81. ## Math help

Could someone work one of these out so I can use as example. A sample of 59 night-school students' ages is obtained in order to estimate the mean age of night-school students. x = 25 years. The population variance is 20. (a) Give a point estimate for ì.

asked by DeeDee 89 on June 16, 2013
82. ## writing

PLEASE PROOF READ IT WILL BE DOUBLE SPACED WHEN I SUBMIT IT. In approximately 200–350 words, using compare/contrast strategies, discuss the benefits and/or advantages of shopping online, rather than shopping in a store. The Benefits of Online Shopping

asked by AMW on November 4, 2012
83. ## Physics

A merry-go-round is rotating at 4.775 revs/min with a 45 kg child on the outer edge. The radius is 2.0 m. The child moves to the centre of the merry go round. What is the final angular velocity of the merry go round. The moment of inertia of the

asked by Jon on December 15, 2010
84. ## Physics

Two charges are placed on the x axis. One of the charges (q1 = +9.3 µC) is at x1 = +3.4 cm and the other (q2 = -20 µC) is at x2 = +8.9 cm. (a) Find the net electric field (magnitude and direction) at x = 0 cm. (Use the sign of your answer to indicate the

asked by Jasmine on January 28, 2013
85. ## religion,help

what is a good website where i can find the countries of origin for: hinduism buddhism confucianism daoism now one more question for right now. when they are asking for the country of origin do they refer to where did thAT NAME COME FROM? OR WHAT IS IT

asked by Kailin on January 13, 2007
86. ## english

For the Unit 1 Discussion Board assignment, you will: (1) select a topic from the list below, (2) develop a thesis statement from your topic selection and post your writing strategies for developing your thesis, (3) explore the features of the MyCompLab

asked by Anonymous on March 21, 2010
87. ## statistics

Comparing Variations: 1. For the following exercise, complete the following: a. Find the mean, median, and range for each of the two data sets. b. Find the standard deviation using the rule of thumb for each of the data sets. c. Compare the two sets and

asked by shanett on April 17, 2010
88. ## Finance

The most recent financial statements for Retro Machine, Inc., follow. Sales for 2010 are projected to grow by 20 percent. Interest expense will remain constant; the tax rate and the dividend payout rate will also remain constant. Costs, other expenses,

asked by cj on March 20, 2013
89. ## grammar

Ms Sue is this question right. Using regular and irregular verbs. 6a. I lay my book on the table, but now I cannot find it. 6b. I laid my book on the table, but nowe I cannot find it. I choose b verb form and verb tense.9a. The ancient Egyptians biult

asked by ano on July 20, 2008
90. ## general physics/rotational motion

Two crates of mass m1 = 16 kg and m2 = 23 kg are connected by a cable that is strung over a pulley of mass mpulley = 22 kg as shown below. There is no friction between crate 1 and the table. m1 is sitting on the table mpulley is at the edge of the table to

asked by kulvinder on November 2, 2009
91. ## Urgent math

population growth model. Can anybody please help me out in trying to solve this problem? It's my homework and I don't seem to understand what I am getting. The count in a culture of bacteria was 400 after 2 hours and 25,600 after 6 hours. (a) What is the

asked by Lydia on August 3, 2015
92. ## Social Studies

Please help me find these answers. I looked everywhere and I can't find the answers. And someone stole my textbook and my notes are a mess. I need the answers by tommorow night. Btw, I'm in grade 8. This is Canadian History. 1. Explain the reform movement

asked by Andy Pandy on December 9, 2006
93. ## Calculus

A particle moves along a horizontal line so that at any time t its position is given by x(t)=cost-t. Time is measured in seconds and x is measured in meters. a.) Find the velocity as a function t. Use your answer to determine the velocity of the particle

asked by Rudy on October 14, 2012
94. ## math

1. How could you use the product of 1/2 and 200 to find the product of 1/8 of 200? 2. How could you use the product of 1/3 of 300 to find the product of 1/6 and 300?

asked by Anonymous on January 12, 2013
95. ## Algebra

What is the sum of 38 and twice a number is 124. Find the number 43 The sum of 38 and twice a number is 124. Find the number.

asked by KJ on December 9, 2006
96. ## English

1. Go to find the Lord Mayor. 2. Go look for the Lord Mayor. 3. Go find the Lord Mayor. 4. Go to look for the Lord Mayor. --------- Are they all grammatical? Are they the same?

asked by rfvv on May 24, 2014
97. ## Statistics

Many women take oral contraceptives to prevent pregnancy. Under ideal conditions, 1% will become pregnant within one year. In typcal use, 5% become pregnant. Choose 20 random women taking the pill. How many become pregnant in the next year? a. What is the

asked by Dawn on August 4, 2010
98. ## Physics

Consider the circuit shown in the figure below. (Assume R1 = 12.0 Ω and R2 = 6.00 Ω.) Read this for the figure - A rectangular circuit begins at its left side at a 25.0 V battery with the positive terminal on top. From the battery, the circuit extends up

asked by Div on March 5, 2019
99. ## Math

1) If you have an inhomogeneous, linear equation like f''(x) + f'(x) + f = x you can find the general solution by finding a particular solution (with no constants of integration)to this equation and adding it to the general solution to the homogeneous

asked by Sonya on September 19, 2009
100. ## precalc

1. Find (-1+i)^1/3 2. Express 2(cos5pi/3 + isin5pi/3) in regular form. would this be correct: 1-√3i? 3. Find (2+4i)^3 in regular form. 4. Express 5(cos5pi/6 + isin5pi/6) in regular form. would this be correct?: -5√3/2 +5/2i?

asked by 95 on December 7, 2011