# 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 473
1. ## Calculus

Find all points on the graph of the function f(x) = 2 cos x + cos^2 x at which the tangent line is horizontal. (Use n as your arbitrary integer.) smaller y-value (x,y)= larger y-value (x,y)=

asked by Tim on March 9, 2014
2. ## Math (Pre-Cal)

There is exactly one triangle the length of whose sides are integers in arithmetic progression and whose area is 156 square units. Find the perimeter of this triangle.

asked by Dan on February 11, 2013
3. ## Math

The cost of Mrs.Taylors purchases was \$45.87 She had a coupon for 20% off the total. Find, to the nearest cent, the amount of money she will save if she uses the coupon?

asked by Hannah on February 10, 2011
4. ## chemistry

What is the density of propene gas measured at 2.5 atm and 47C? I know that I use the combine gas law, but I don't know how to find "n" in this particular problem. Please help ASAP!

asked by Henry on November 30, 2011
5. ## calculus 2

Consider the solid obtained by rotating the region bounded by the given curves about the line x = -3. y = x^2 , x = y^2 Find the volume V of this solid. I keep finding the wrong answer.

asked by angel on February 16, 2010
6. ## Calculus

1.) Find the equation of the line that is tangent to the graph of y-y^3 at x=1. 2.) lim x->0 ((sin x*cos 2x)/3x) 3.) Show, using the squeeze theorem, that the limit of Xe^(sin 1/x) as x->0 is 0.

asked by Amber on January 25, 2015
7. ## Math

Factor the following polynomials completely. How do you??? First question? 8x-4 Find the equation of the line that is perpendicular to 2x-y=3, and passes through the point (-4,1) The answer is -1/2x-1 ///how do you work it out to get the answer???

asked by Tommy W on December 12, 2010
8. ## algebra

Including a 9% sales tax, an inn charges \$127.53 per night. Find the inns nightly cost before tax is added

asked by Rachel on January 14, 2012
9. ## Math

Rectangular Prism: Length: 41 ft Width: 32 ft Height: 49 ft 1. Find the surface area for the given prism. 7,154 ft^2 2,624 ft^2 9,778 ft^2 8,432 ft^2. Help please because I'm not sure.

asked by Amber on April 5, 2016
10. ## Cal 1

Use Newton's method with the specified initial approximation x1 to find x3, the third approximation to the root of the given equation. (Round your answer to four decimal places.) 1/3x^3 + 1/2x^2 + 1 = 0, x_1 = −3

asked by Dee on March 7, 2013
11. ## Calculus

I have no idea how to do this, can someone please help? Consider the graphs below, which give m(x) in the left graph, in black, and n(x) in the right graph, in blue. Both functions have a sharp corner at x=50. Let h(x)=n(m(x)). Find a point x where

asked by Michael on February 10, 2018
12. ## Mathematics

Find the difference between compound interest payable annually and half annually for a amount Rs 14000 at the rate 12% per annum for 2 years

asked by Bhawana on June 19, 2016
13. ## Chemistry

Find the molar enthalpy of vaporization for a substance, given that 3.21 mol of the subtance absorbs 28.4 kJ of energy as heat when the substance changes from a liquid to a gas.

asked by Analise on February 13, 2008
14. ## language arts

i have to use the word fretish in a sentence as a noun, verb, and an adjective and as a different part of speech each time. i've looked everywhere and i cant even find what fretish means. PLEASE HELP!!!

asked by Sage on October 19, 2010
15. ## math

Jungle Warehouse signed a 9-month simple discount note with a face value of \$5,600. Find the proceeds if the discount rate is 13%

asked by mac on April 8, 2017
16. ## Physics, ray optics

An astronomical telescope of magnifying power 7, consist of two thin lenses 40 cm apart in normal adjustment. Find the focal length of the lenses.

asked by Bishmay on October 14, 2016
17. ## math

Find the area of the shaded region. View the graph and image at: postimg.o rg/image/dg4kt89v1/ Please help me explain this one. I know the ans to this one but can not work out.

asked by math on November 23, 2013
18. ## algebra 1

I'm doing a powerpoint for math, and one of the word problems involve arithmetic sequences. Can someone just type the "a sub n" and "a sub 1" "a sub 7" so that I can copy and paste onto my powerpoint? Or can you sow me how to find it? Thanks!

asked by amanda on May 19, 2009
19. ## physics

Find the velocity in m/s of a dropped ball after 2.4 seconds in the air. Assume its initial velocity is zero. Round answer to one decimal place.

asked by Samanthaa on September 13, 2011
20. ## math

If 3 different digits represent 3 different letters and each time a letter appears it represents the same digit how do i find the sum of the 3 digits represented? p is not zero. pm pm pm +pm ____ ap

asked by Janice on January 20, 2010
21. ## Astronomy help

If a comet has a perihelion distance of 1.AU and an orbital period of 125 Earth years.. What is the comet's aphelion? Cannot seem to find the correct calculation

asked by Liz on December 13, 2007
22. ## Physics

A stone is dropped from the peak of a hill. It covers a distance of 45 meters in ther last two seconds of its motion. Find the height of the peak?

asked by Anonymous on April 18, 2015
23. ## Calculus

I have no idea how to do this, can someone please help? Consider the graphs below, which give m(x) in the left graph, in black, and n(x) in the right graph, in blue. Both functions have a sharp corner at x=50. Let h(x)=n(m(x)). Find a point x where

asked by Michael on February 10, 2018
24. ## Calculus

I have no idea how to do this, can someone please help? Consider the graphs below, which give m(x) in the left graph, in black, and n(x) in the right graph, in blue. Both functions have a sharp corner at x=50. Let h(x)=n(m(x)). Find a point x where

asked by Michael on February 10, 2018
25. ## history

What was the significance of Winston Churchhill's Speech in 1946 in Fulton, Missouri? * plz help i have to write 2 paragraphs and cannot find enough info to write that much

asked by Brooke on May 24, 2011
26. ## calc

Find the missing value: 1) log _____ = 1/2 Solve the equation, round to the thousandths place: 2) log8 - log(n-2) = 4log2 + log5

asked by summer on December 4, 2015
27. ## English

Can some help me find a site that lists the types of heroes in literature? Specifically Tragic and Anti heroes. No Wiki or anything like that please, I need to be able to cite it for my essay. Thank you!

asked by Joan on January 20, 2010
28. ## math

The smallest of three consecutive integers is added to twice the largest, the result so obtained is fifteen less than four times the middle integer. Find the integer s.

asked by kamal on December 15, 2016
29. ## maths

a man sells two tables at the same price. On one he makes profit of 10% and on other he suffers a loss of 10 %.Find his loss or gain percent on the whole transaction

asked by yash on March 3, 2017
30. ## physics

A physics professor lifts her 8.2-kg briefcase at constant speed with an upward force. Find the magnitude of her force. answer in newtons.

asked by khan on February 21, 2011
31. ## Algebra

The perimeter of the rectangle below is 74 units. Find the length of side AB . Write your answer without variables. DC (top) 4z-1 CB (right side) 3z+3 AB (bottom) unknown

asked by Caleb on December 8, 2015
32. ## math

Find the surface area of the right rectangular prism. The height is 2 in, the length is 10 in, and the width is 4 in. I think the answer is 136. I made a formula, 2(8 + 20 + 40) and I got 136. Is this right?

asked by keisha on November 12, 2007
33. ## physics

density of silver is 10.5 X10^3 kg/m^3. find the volume occupied by 2X10^4 g of silver. calculate the force of gravity acting on the mass.

asked by Bailey on October 27, 2008
34. ## calculus

find the vertex for the preceding algebraically: h(t)=-16t^2+8t+8000 & then use the t- intercepts and the vertex to define a reasonable window for a graphing calculator. please help!! & thank you so much

asked by Bella on October 19, 2009
35. ## Chemistry

Please check my workings to see if i'm correct, thanks! Find the percentage of nitrogen by mass in Ammonium nitrate, NH4NO3. (28/80)x 100% = 35% Is my answer correct?

asked by Marrion on October 20, 2009
36. ## Statistics

Suppose 5 cards are drawn, without replacement, from a standard bridge deck of 52 cards. Find the probability of drawing 4 clubs and 1 non- club.

asked by DD on December 1, 2013
37. ## maths

Find the wind velocity if course 060 degree, airspeed 250km/h; track 040 degree, ground speed 260km/h.

asked by Shane on August 8, 2013
38. ## calculus

find an equation for the line with the given properties. express the equation in slope-intercept form containing the points. P=(-5,4) and Q=(-4,2) plz show work

asked by Heather on December 9, 2012
39. ## Applied Mechanics

A mass of 4kg rest on a rough table with coefficient of force 0.4. Find tje force sufficient to move it horizontally.

asked by david agom on December 3, 2015
40. ## Math

A pond 100 ft in diameter is surrounded by a circular grass walk 2 feet wide. Find the are of the walk. Answer in terms of π. Please help me! TY

asked by Kelly on May 6, 2011
41. ## algebra

The line l_1 passes through the points (3,-3) and (-5,2). The line is the graph of the equation Ax + By = C, where A, B, and C are integers with greatest common divisor 1, and A is positive. Find A + B+ C.

asked by Kevin on January 24, 2015
42. ## geometry

a right traingle has legs of lengths 3 centimeters and 5 centimeters. Use the pythagorean theorem to find the area of a square drwan on the hypotenuse of the triangle.

asked by Andrew on December 13, 2007
43. ## maths

A balloon is rising 4 meters per second. If a wind is blowing horizontally at a speed of 2.5 meter per second, find the velocity of the balloon relative to the ground.

asked by Obsa Mohammed on June 18, 2019
44. ## math

you want to find hot the length of a pendulum affects the time the pendulum takes to sing back forth. explain how you would model the situation

asked by Katherine on April 16, 2010
45. ## Statistics

The lifetime of a certain type of automobile tire (in thousands of miles) is normally distributed with mean 43 and standard deviation 7. Find the percentile corresponding to p = 29% of the tire lifetimes.

asked by Anonymous on June 16, 2013
46. ## Algebra

z^5-28z^3+27z=0 How do you use variable substitution and factoring to find all of the roots of this equation? I know how to do it if the z would have only been to the fourth power, but how do you do it with an odd numbered power like this? Thanks!!

asked by Tatiana on January 18, 2009
47. ## geometry

A pyramid must have all equilateral triangles for faces for it to have an axis of symmetry. True or False? I thought maybe true, but I couldn't find it anywhere in my text saying yes or no. Help please?

asked by April on January 24, 2010
48. ## trigonometric function

If sinA=12/13 & tan B=3/4 then find ¡= sin(A+B) ¡¡=COS(A-B) ¡¡¡=COT(A-B) ¡v=cot(A-B) Sir please give me the correct ans because tomorrow is my class

asked by subhankar on April 15, 2015
49. ## Health and Human Services

I am having problems looking for a definition of data relevancy and data accessibility related to the field of health care. Can someone help me find any information regarding these definitions.

asked by Lynn on January 25, 2010
50. ## math

An electrician charges a fee of \$45 plus \$30 per hour. Let y be the cost in dollars of using the electrician for x hours. Find the slope-intercept form of the equation

asked by tamia on February 1, 2017
51. ## pragati

in the given figure ABCD is a trapezium in which AD parallel to BC. Angle ABC= 90degree. AD=16cm, AC=41cm and BC=40cm.find the area of the trapezium.

asked by harsh on March 14, 2014
52. ## arithmetic

Amanda is making xookies for a charity event. She expects 10 people to come. She wants to have 3 cookies for each person. How can Amanda use a patter to find the product for 6 x 10?

asked by ahlana on November 6, 2012
53. ## Algebra 2

A radioactive substance decays at a rate of y = ae^-0.1483t, where t in in hours. Find the half-life of the substance. How do I solve this problem if I am only given the constant.

asked by Sammantha Avants on December 1, 2015
54. ## business

Would it be fair to pay U.S. employees that are relocated overseas a different wage than local employees? Can you please help me find resources in which I could answer this question fairly. thanks

asked by Adam on January 17, 2010
55. ## math,algebra

can someone help me i've tried different numbers but i can come out to factor this: 2b^2+6b-216=0 why don't you divide the equation by 2 to get b^2+3b-108=0 now by trial and error, can you find two factors of 108 that have a difference of 3? (b-9)(2b+24)

asked by jacky on March 26, 2007
56. ## math

a rectangular field is to be enclosed with 600m of fencing. Find the dimensions of the field that will give you the greatest area. please help me.. exam tomorrow!:(

asked by calie on January 21, 2009
57. ## maths-equation

a man travels some distance at a speed of 12km/hr and returns at 9km/hr .if the total time taken by him is 2hrs 20 min ,find the distance.

asked by anoynomous on March 7, 2013
58. ## Math 3rd grade

Suppose you are comparing two numbers that are greater than 100. You want to find the smaller of the numbers. How many pairs of digits might you have to compare before you have your answer? Explain

asked by Patty on October 4, 2013
59. ## pre cal

At a distance of 100 feet, the angle of elevation from the horizontal ground to the top of a building is 42 degrees. Find the height of the building

asked by krystal on November 7, 2012
60. ## hea;th care

I am writing a essay on EMR and can not find The adoption period for EMR. I know it is a growing process but would like to know how long it takes ot first set it up in an organization. Can anyone help?

asked by april on November 21, 2009
61. ## math

Write the dimensions of the following kitchen plan and find the area of its floor to be tiled presuming that the plan is drawn on dm-square grid

asked by Shreyansh on December 14, 2016
62. ## Math

Caleb's family room has the dimensions 5 1/4yd wide and 3 7/8yd long. he needs to find the area of the room so that he knows how much carpet to buy.

asked by Maggie on April 12, 2016
63. ## science

a body of moss4kg moving with a uniform velocity30m/s is brought to rest in 6sec . find the force required to stop body.

asked by Anonymous on August 18, 2017
64. ## Math-Trigonometry

Use the half-angle formulas to find the exact values. Cosine 165 degrees, Sine 157 degrees 30' and tan pi/8

asked by Neicey on April 22, 2012
65. ## calculus

On the graph of f(x)=6sin(8πx), points P and Q are at consecutive lowest and highest points with P occuring before Q. Find the slope of the line which passes through P and Q.

asked by Brittany on January 15, 2011
66. ## Math

Jason and Coretta Bradley got a \$206,000, 20-year mortgage loan at 5.35%. Find the amount of the final payment on this mortgage.

asked by Byebye on May 10, 2018
67. ## statistics

Use the normal dist to approx the desired prob. Find the prob of getting at most 30 fives in 200 tosses of a fair 6 sided die

asked by Sandra on October 4, 2013
68. ## finite math

Find the amount of an ordinary annuity for 5 years of quarterly payments of \$2,200 that earn interest at 4% per year compounded quarterly.

asked by Sarah on April 7, 2015
69. ## maths

Find the height of a tree when it is found that on walking away from it 20 metres, in horizontal line through its base, the elevation of its top changes from 60 degree to 30 degree.

asked by srikesh iyer on January 17, 2010
70. ## Physics

A driver entering the outskirts of a city takes her foot off the accelerator so that her car slows down from 90 km/h to 50 km/h in 10 s. Find the car's average acceleration.

asked by Emily on March 6, 2011
71. ## Physics

Find the centripetal accelerations at each of the following points due to the rotation of Earth about its axis. (a) a point on the Equator of Earth ? m/s2 (b) the North Pole ? m/s2

asked by Anonymous on November 14, 2011
72. ## Math

Triangle LMN hes vertices at L(-4,-3), M(2,5), and N(-13,10). If the distance from point P(x,-2) to L equals the distance from P to M, what is the value of x? Could you be so nice and help me please. I tried so hard but I couldn't find the same solution

asked by Gabi on April 14, 2011
73. ## Data Management

The length of sunfish in Grenadier pond are normally distributed with a mean of 15cm. Find the standar deviation to one decimal place. If 91% of these fish have a length less than 17.7 cm.

asked by Kyle on March 25, 2009
74. ## statistics

Can someone assist me in answering this question. Use the given values of n and p to find the mimimum usual value of u-2standard deviations and the maximum ususual values u+20. n-186, p=0.13

asked by natalie on August 4, 2007
75. ## physics

Two carts with masses of 4.00 kg and 3.40 kg move toward each other on a frictionless track with speeds of 4.70 m/s and 3.56 m/s respectively. The carts stick together after colliding head-on. Find the final speed.

asked by Brandon on November 8, 2012
76. ## trig

ABC is rightangled triangle. AD is the bisector of angle BAC. Angle DAC=15 degrees. X=CD. Find X. I know the answer is 7.1 but do not know how to do the actual sum. Can you please help.

asked by jane on May 5, 2011
77. ## physics

a car is moving with speed 30m/s .Due to application of brakes it travels 30m befor stopping .Find its accelaration

asked by Anonymous on July 30, 2017
78. ## trig

ABC is rightangled triangle. AD is the bisector of angle BAC. Angle DAC=15 degrees. X=CD. Find X. I know the answer is 7.1 but do not know how to do the actual sum. Can you please help AB = 23 CM

asked by jane on May 5, 2011
79. ## staistics

Can someone assist me in answering this question. Use the given values of n and p to find the mimimum usual value of u-2standard deviations and the maximum ususual values u+20. n-186, p=0.13

asked by natalie on August 5, 2007
80. ## math

From 11 positive integer scores on a 10-point quiz, the mean is 8, the median is 8, and the mode is 7. Find the maximum number of perfect scores possible on this test.

asked by anonymous on December 3, 2018
81. ## 8th grade

Can you help me find the roots of the polynominal of 5x2 - x....I believe it is 0 and 5... I need help in finding the factorization of x2 - 15x + 56 and can u help me in finding the solutions of the equation x2 + 30x = 1000... I came up with 20 and 50..but

asked by fish boy on May 26, 2009
82. ## math

you want to find hot the length of a pendulum affects the time the pendulum takes to sing back forth. explain how you would model the situation

asked by Katherine on April 17, 2010
83. ## math

The volume V of a pyramid varies jointly as the area of the 1. ________________________ base B and the height h, and V=24 ft3 when B=12 ft2 and h=6ft. Find B when V=54 ft3 and h=9 ft.

asked by mad on April 28, 2013
84. ## calculus

the displacement (in meter) of a particle moving in a straight line is given by the equation of motion s=5t^3+4t+2, where t is measured in seconds. Find the velocity of the particle at t=3.

asked by L.J on November 17, 2011
85. ## trig

In a right triangle the hypotenuse is 100meters,and alpha, the angle adjacent to the shorter leg. If cos alpha=1/2, find the measures of the two legs.

asked by mrkkn on July 16, 2010
86. ## Ratios - measurements

I need to find the ratio of the longest side to the length of the shortest side, then write each fraction in lowest terms. Both questions have more than 3 measurements: 1) 25 km to 24.5 km to 5 km 2) 6 3/4 ft. to 5 3/4 ft. to 3 1/4 ft. to 1 3/4 ft to 1 1/2

asked by Alex L. on October 26, 2011
87. ## geometrie

(4, 5)'(9, 5) and (5,1) are three of a quadrilateral whose opposite sides are equal and parallel.there are three possibilities for the co-ordinates of the missing vertex.Find all three,and draw the three quadrilateral on a grid

asked by lydia on December 12, 2015
88. ## Math

Find the surface area of the right prism with the given features. The bases are right trapezoids with bases of lengths 8 and 14 perpendicular to one side of length 18; height = 11.

asked by Suzy on April 10, 2015
89. ## chemistry ............chemistry

if you had to design a firework show for a Christmas celebration , what elements would you include in the fireworks ? why ? I knew u post answer for me , but i can't find it . May you answer for me? Thank you so much !!

asked by Maria on October 15, 2012
90. ## Math check

A population has a standard deviation ó of 28 units. (Give your answers correct to two decimal places.) (a) Find the standard error for the mean if n = 10. SD/Sqrt of N = 28/10^=.28

asked by Sue 71 on June 13, 2013
91. ## math

For questions 1 and 2, use the integer values of x from -3 and 3 to graph the equation 1. y= -2x^2 +3 (the ^ means an exponent) 2. y= 1/3 |x| -2 Find the horizontal change and the vertical change from the translation P(4, -4) --> (-4, 7)

asked by Please Help! on April 13, 2017
92. ## pre calc

how do uu find the x int. , y int. , domain range asytote of this equation y=log to the base 10 (2x+3/x-5) pleaseee need to understand before the test tmr!!!!

asked by kikii on February 12, 2013
93. ## MTH 156

Annies cafe borrows \$9300 at 8% for 50 days. find the total amount that must be repaid after the 50 days. (Use a 365 day year)

asked by Cluless on November 26, 2010
94. ## Astronomy

If a comet has a perihelion distance of 1.AU and an orbital period of 125 Earth years.. What is the comet's aphelion? Cannot seem to find the correct calculation

asked by Liz on December 13, 2007
95. ## Math

The cost of Mrs.Taylors purchases was \$45.87 She had a coupon for 20% off the total. Find, to the nearest cent, the amount of money she will save if she uses the coupon?

asked by Hannah on February 10, 2011
96. ## math

a farmer wants to build a rectangular pen using a side of a barn and 60ft of fence. find the dimensions and area of the largest such pen

asked by joe on February 2, 2011
97. ## chemistry

now am stuck on how to find the grams of X+Y=1.10 X for glucose and Y for sucrose i had 3.78=M0.08206*298 3.78/24.45=0.1546M 0.1546*0.025=0.003865 moles. now am stuck. help please

asked by bf on January 24, 2010
98. ## physics

an object a is moving with 10m/s and bis moving with 5m/s in the same direction of positive x axis . ais 100 m behind b . find time taken by a to meet b

asked by Daljeet on July 21, 2012
99. ## Physics

a box initially moving with a speed of 5m/s along a rough , horizontal floor , it stopped it after 5 m the conffenict friction is 0.3 find the work done by friction .

asked by Mariam on December 4, 2013
100. ## math

A company manufactures calulatoirs in batches of 64 and ther is a 5% rate of defects. Find the standard deviation for the number of defects per batch

asked by Tami on October 24, 2011