# 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

93,362 questions, page 721
1. ## Math help

Find the 98% confidence interval for estimating ìd based on these paired data and assuming normality. (Give your answers correct to one decimal place.) Before 50 55 61 52 68 54 After 34 58 56 36 40 39 Lower Limit Incorrect: Your answer is incorrect. 64.0

asked by tracy10 on June 23, 2013
2. ## confidentiality of health information

Joe researcher asks for access to patient records as part of a research project. What should the health information manager do? A. Say yes-access for research is permitted. B. Say no. C. Tell Joe to submit his request to an institutional review board if he

asked by Question on April 28, 2010
3. ## physics

i keep trying to put this in my calculator but i keep getting the wrong answer...can someone please try it on their calculator and help me? thnks (a) Find the distance r to geosynchronous orbit. Apply Kepler's third law. T^2=((4pi^2)/(GM_E))r^3 Substitute

asked by cb on March 15, 2009
4. ## Calculus help

\documentclass{article} \usepackage{amssymb,amsmath,amscd,concmath} \pagestyle{empty} \begin{document} \begin{equation*}\int_{1}^{3} [(e^3/x)/(x^2)]\, dx\end{equation*} \end{document} Sorry,the html format does not work... How to find the integral of

asked by Linda on February 20, 2007
5. ## Physics

Jack Sparrow swings on a 3 m long rope that was horizontal before he jumped from the boom of the Black Pearl. At the very bottom of his arc, he grabs Elizabeth Swann and they swing upward together. Sparrow (Depp) has a mass of 75 kg, and Swann (Knightley)

asked by Jessica on July 12, 2012
6. ## Physics

5. The ball launcher in a pinball machine has a spring that has a force constant of 1.20 N/cm . The surface on which the ball moves is inclined 10.0° with respect to the horizontal. The spring is initially compressed 5.00 cm. Find (a) the launching speed

asked by John Tucker on February 1, 2013

Inflation is running 2% per year when you deposit $1000 in an account earning interest of 13% per year compounded annually. In constant dollars, how much money will you have two years from now? (Hint: First calculate the value of your account in two years' asked by liz c on November 13, 2010 8. ## Difficult Trig Word Problem The displacement of a spring vibrating in damped harmonic motion is given by y(t) = 4e^-3t sin(2pi*t) where y = displacement and t = time with t greater than/equal to zero. Find the time(s) when the spring is at its equilibrium position (y=0). The number asked by Greg on November 14, 2012 9. ## Math I have another problem that I don't know how to solve. A car travels along a straight road, heading east for 1 hour, then traveling 30 minutes on another road that leads northeast. If the car had maintained a constant speed of 40 mph, how far is it from asked by Cassie on January 16, 2014 10. ## physics a physics book is on top of a drafting table at 35 degree angle. Find the net external force acting on the book and determing wether the book move or remain at rest on this position. they give you: force of friction 11N, force normal 18N,force of gravity asked by Grace on January 16, 2011 11. ## HELP How do you find acceleration and Fnet for a diagram containing only one object with a mass, like say 10kg, and two arrows going in the opposite directions(horizontally) with thier tips touching each side of the object. **NOTE: there are no other numbers asked by Pamela on June 7, 2007 12. ## Math Starting with the kinematics equation x = vot + ½ at^2, derive an expresion relating the acceleration and initial velocity of an object to two paired position and time measurements. In other words, if an object's position is x1 at t1, find the asked by Jack1 on September 11, 2012 13. ## Algebra HELP! Starting with the kinematics equation x = vot + ½ at^2, derive an expresion relating the acceleration and initial velocity of an object to two paired position and time measurements. In other words, if an object's position is x1 at t1, find the asked by Jack on September 11, 2012 14. ## physics 1) A T-shirt cannon at a basketball game launches shirts to the upper level at 55 m/s with an angle of 52 degrees. Find the height (dy) of the seats if it takes 4.5 seconds to land in the seats. 2) A soccer ball is kicked on a flat field by the goalie at asked by Keke on October 5, 2015 15. ## Physics A shot-putter puts a shot (weight = 71.9 N) that leaves his hand at distance of 1.47 m above the ground. (a) Find the work done by the gravitation force when the shot has risen to a height of 2.20 m above the ground. Include the correct sign for work. J asked by Brandon on November 2, 2008 16. ## Physics A boy throws a ball off the top of a 30m high building with a speed of 10m/s at an angle of 30 degrees to the horizontal. How far from the base of the building does the ball strike? I broke in up into 2 dimensional: X horizontal values: Xi=0 Xf=? asked by Leo on June 11, 2016 17. ## physics block A (mass 2.04kg) rests on a tabletop. It is connected by a horizontal cord passing over a light, frictionless pulley to a hanging block B (mass 3.00kg ). The coefficient of kinetic friction between block A and the tabletop is 0.215. After the blocks asked by george on October 11, 2012 18. ## college math Find the equation of the line with the given information. I know how to do this when given (x1,y1) & (x2,y2) but the given information is: Through (2,-5) and parallel to y=3. Can someone please explain the process to me? And also for this given asked by amy on November 6, 2006 19. ## physics 3.A force of 26lbs. causes impending motion. If the force is maintained at 26lbs.Fn=Fw=65lbs and the sliding friction is .28. find: a.mass of the block b.FF c.acceleration What force must be maintained to cause an acceleration of 2ft/s^2? asked by Charles on January 26, 2008 20. ## math The top and bottom flaps in the box are each 4 centimeters by 2 centimeters.The right and left flaps are each 2 centimeters by 2 centimeters. There are flaps at the other end that are identical.Find the total area of carboard used to make the box. asked by carlos on February 8, 2012 21. ## explantaation how do birds fly? do u know where to find diagrams of how birds fly? http://www.fi.edu/wright/again/wings.avkids.com/wings.avkids.com/Book/Animals/intermediate/birds-01.html asked by Nadia on July 8, 2007 22. ## Algebra: Simple Interest Problem: Geoff has$5000 to invest. He wants to earn $568 in interest in one year. He will invest part of the money at 12% and the other part at 10%. How will he invest. +I already know how to do Simplest Interest, I just can't read the problem to find asked by Milly on November 22, 2010 23. ## 4th grade Mr. Digit wanted to assign a number to each student in his class. He could only use the digits 2,3 and 6 and each student's number had to have three digits. Can he find enough numbers for all 25 students if repeated digits are allowed? Will there be any asked by jessica on January 11, 2010 24. ## History 1. What paints did the Mughals use to create their paintings? What pigments were used to create these paints? 2. How expensive were these pigments? I haven't been able to find much information regarding the paints or pigments used online, but I would be asked by Claire on May 18, 2016 25. ## pre-calculus THe sume of 2 positive numbers is 20. Find the two numbers such that 1) the sum of the square is minimum b) the product of one and the square is maximum. c) the product of the square and one and the cube of the other is maximum I will be happy to critique asked by alice on November 11, 2006 26. ## Math algebra You plan a party and spend$26 on decorations. Each of the tables will have 8 party favors and 8 individual flowers. The flowers cost $2.50 each. Which equation can you use to find the cost of each party favor? *please make an equation* asked by Mae on June 2, 2014 27. ## Engineering/Algebra A cardboard tube is loaded with a 15.3 N axial load. The tube has an outside diameter of 2.5 cm and a wall thickness of .035 cm. Find the axial stress in the cardboard tube. Is the answer 75 N/cm^2? If so can you show me your way of getting to this answer. asked by George on November 4, 2008 28. ## Math (Ms.Sue please help!) Sarah owns a small business. There was a loss of$19 on Thursday and a loss of $12 on Friday. On Saturday there was a loss of$11, and on Sunday there was a profit of $15. Find the total profit or loss for the four days. A.$35 loss B. $19 profit C.$27

asked by Fork-A-Dork on March 15, 2017
29. ## D J HIGH SCHOOL SOST GOJAL PAKISTANmaths trignometry

from an observation point the angle of depression of two boats in line with this point are found to 30 degrees and 45 degrees .find the distance between the two boats if the point of observation is 4000 feet high.

asked by tasleem asghar on December 10, 2014
30. ## math

One card is selected at random from a standard 52-card deck of playing cards. Find the probability that the card selected is a red king. 1 out of 26, There are 2 red kings in 52 cards so it would be 2 / 52 and then you sipmlify to 1 / 26

asked by Jennifer on March 25, 2007
31. ## statstics

a report says 65% of vechiles sold were SUV's. A random sample of 100 vechiles sold in last month is taken. Use the central limit theorem, find the probability that most 70% of the vechiles in the sample were SUV's

asked by bob on August 25, 2014
32. ## math

1. A wire of length x is bent into the shape of a square. Express the area A as a function of x only. 2. A circle of radius x is inscribed in a square. Find the area inside the square but outside the circle as a function of x only.

asked by Josh on April 16, 2008
33. ## math

An experiment consists of drawing one ball from a box containing 5 white balls numbered 1 through 5 and black balls numbered 6 through 10. Find the probability that a randomly selected ball is black and numbered 7.

asked by trinx on December 8, 2014
34. ## math

Mr. digit wanted to assign a number to each student in his class. He could only use the digits 2, 3, and 6 and each student's number had to have three digits. Can he find enough numbers for all 25 students if repeated numbers are allowed? Will there be any

asked by jessica on January 11, 2010
35. ## algebra1

The length of a rectangle is twice the width. If the length is increased by 4 inches and the width is decreased by 1 inch, a new rectangle is formed whose perimeter is 198 inches. Find the dimensions of the original rectangle.

asked by anonymous on October 19, 2007
36. ## Differential calculus

The voltage across the plates of a capacitor at any time t seconds is given by V=Ve -t/CR, where V,C and r are constants. Given V = 300 Volts, C =0.12*10-6 F and R = 4*10 6 ohms Find the initial rate of change of voltage and the rate of change of voltage

asked by lee on June 30, 2015
37. ## Math

A plane flies 150km due south and then 150km on a bearing of 45 degrees Celsius. With repeat to it initial position, find a. How far south the plane is b. how far east the plane is is c. It bearing d. How far way it is

asked by Isaac on June 7, 2011
38. ## algorithms

in Table E [N] are the names of the students, in Table L [M] are the names of the subjects, in Table T [N, M] are the grades of students for each subject. to find the student with the highest grade in the class "Math" (name of the subject given by keypad)

asked by Elton Xhafa on February 23, 2012

Mark hid a $10 bill inside his favorite book. He forgot the pages where he hid it. If the sum of the pages where the bill is hidden is 177, on what pages will Mark find his money? asked by Bianca on April 5, 2010 40. ## English I read a story and now it asking me to identify the theme. I don’t know how to identify a theme. Can you give me some tips and make me understand what that means. How am I suppose to find those clues in a story that tell me this is a theme or some clues. asked by Ali on March 31, 2018 41. ## u.s. history How many people died from the epidemic each month in the United States? *how many people died altogether -come 675,000 Americans died altogether how many people died on each continent? i can't find these last two questions asked by Please Help on June 7, 2014 42. ## math Find digits A and B in the number below so the folling condition are true. The 5-digit number must be divisible by 4. The 5-digit number must be divisible by 9. Digit A cannot be the same as Digit B. 12A3B Explain the steps you followed to solve the asked by peter on December 21, 2011 43. ## college algebra for the given function f&g, find the following and state the domain of each result f(x)=2x+1/9x-5; g(x)4x/9x-5 a.(f+g)(x)= what is the domain? b.(f/g)(x)= what is the domain? please show work answer the following for the given quadratic function asked by spazed out on December 1, 2012 44. ## math suppose there are 2 pieces of the cake left over, but you don't know how many pieces were in the whole cake. explain how you could find the number of pieces in the whole cake if taylor told you 1/6 of the cake was left. you may show your work in a drawing. asked by renan on January 28, 2014 45. ## Liberal Arts 1 In a class of 50 students, 26 are Democrats, 13 are business majors, and 3 of the business majors are Democrats. If one student is randomly selected from the class, find the probability of choosing a Democrat or a business major. asked by Amber on November 15, 2014 46. ## mathematics find the area of the region between the curve y = 3-x^2 and the line y = -1 by integrating with respect to y you first have to solve for x x=(3-y)^(1/2) then area ⌠ (3-y)^(1/2 dy from -1 to 3 ⌡ =-2/3 (3-y)^(3/2 | from -1 to 3 = -2/3(0 - 8) = 16/3 but asked by denisa on April 18, 2007 47. ## calculus ..>steve Given a function f(x)2/3x^3+5/2x^2-3x. a) Find i. The inflection point. ii. The y-intercept and x-intercept. b) Sketch the graph of f(x). i have already try it..but i don't understand.. which graph that is true.. the first or second ? and how to calculate asked by yaya on December 15, 2012 48. ## Math Mr. Digit wanted to assign a number to each student in his class. He could only use the digits 2,3,and 6 and each student's number had to have three digits. Can he find enough numbers for all 25 students if repeated digits are allowed? Will there be any asked by fko on December 10, 2009 49. ## Algebra/Geometry I am eating a snow cone in a paper cone with a height of 21cm and the radius of my snow cone ice is 3.25 cm. Find the amount of material needed to make my paper snow cone asked by Angelita Marie on April 11, 2008 50. ## Math Help In three math tests, you have scored 91,95 and 88 points. You are about to take your next test. Suppose you want to have an average score of at least 90 points after all four tests. Explain a method you could use to find the score you must receive in order asked by Anonymous on February 8, 2016 51. ## Physics A 13.0 -kg box is released on a 33 degree incline and accelerates down the incline at 0.20 m/s^2 What is the coefficient of kinetic friction? * If I know the friction force impeding the object motion is 67 N. How do I find the coefficient of kinetic asked by Mike Joseph on June 17, 2012 52. ## Math in a class of 60 students 30 like maths 25 like physics 30 like chemistry. if 10 like both physics and maths 5 like maths and chem and 5 like phy & chem and 3 like all the subjects. find student like none of subject of if 100 students were surveyed asked by Dp on June 8, 2016 53. ## Economics Suppose a market with two sellers Seller 1 has a marginal cost of c1=20q1 and seller 2 has a marginal cost of c2=40q2 Find the market supply curve in a competitive market where the price = c1= c2 asked by Shane on September 30, 2010 54. ## sunshine math-4 mark hid a 10 bill inside his favorite book. he forgot the pages where he hid it. is the sum of the pages where the bill is hidden is 177, on what pages will mark find his money asked by Ivan on March 16, 2010 55. ## Calculus review let the function h(x)= (integrand symbol from 2 to x^2)arctan (t) dt. Find h'(x). This question confused me because i know the derivative of an integral is the original function. I just need help with finding the derivative of that integral. I don't know asked by Prince@18 on February 9, 2017 56. ## Math in a class of 60 students 30 like maths 25 like physics 30 like chemistry. if 10 like both physics and maths 5 like maths and chem and 5 like phy & chem and 3 like all the subjects. find student like none of subject if 100 students were surveyed asked by Anonymous on June 8, 2016 57. ## math The surface area covered by a rectangular playground is 100 square yards. The width of the playground is 15 yards longer than its length. Using factors, find the length and the width of the playground. asked by William on November 28, 2016 58. ## Math A sofa and chair have a total price of$ 600 not including tax. The tax rate is 6.25 %. Find the tax on the sofa if the price of the chair is $200. (a)$ 625 (b)$637.50 (c)$ 25 (d)$612.50 (e)$ 47.50

asked by Mike on September 15, 2011
59. ## microeconomics

Aneeta spends all her pocket money on chocolates(x)and icecream(y). Her utility function is U(x,y)= min(4x,2x+y). Aneeta consumes 15 chocolates and 10 icecreams. The price of chocolates is Rs.10. Find out her pocket money.

asked by swagata on June 12, 2008
60. ## Chemistry

I used coulomb's law to find the force of attraction between the ionic atoms in BeS and BeO. For BeS, F = -6.85x10^29 J/m For BeO, F = -9.078x10^29 J/m Which has the stronger force of attraction? BeO? What does the "-" sign mean?

asked by jake on September 23, 2010
61. ## Math

According to a 2008 poll 14% Americans have tattoos. Find the odds that an American has a tattoo? (I got probability of 14/100) 1 - 14/100 then 86/100 X 11/14 ***odds American has a tattoo 7:43*** did I work this problem correctly

asked by Shay on July 8, 2011
62. ## STATITICS

the subway train has 18 doors and starts with 15 passenger. if each passenger is equally likely to get off at any station and the passengers leave the train independently, find the probability that 2 or more passengers leave the train through the same door

asked by harjeet on December 12, 2016

80. ## math

A plane flies the first half of a 5600 km flight into the wind in 3.5 hours. The return trip, with the same wind, takes 2.5 hours. Find the speed of the wind and the speed of the plane in still air.

asked by Betsy on December 6, 2011
81. ## maths

luke rode his bicycle 2/5 of a mile from his house to the library. He then rode 1/2 of a mile from the library to the mall. Sketch a visual model to find the total distance that luke rode

asked by pinks on April 21, 2014
82. ## Math

The sum of the digits of a three digit number is 20.The middle digit is equal to one fourth the sum of the other two. If the order of the digits is reversed the number increases by 198. Find original number

asked by Rohan on December 3, 2017
83. ## Math

In a clinical trial, a drug used to relieve pain caused side effects in 7% of the patients who took it. For a new trial, two patients were selected at random. Find the probability that neither of the patients had side effects

asked by Jessie on January 31, 2013
84. ## Math

the length of a rectangular garden exceeds its width by 8 feet. if each side of the garden is increased by 2 feet, the area of the garden will be increased by 60 square feet. find the dimensions of the original garden

asked by David on February 15, 2013
85. ## physics

A coordinate system (in meters) is constructed on the surface of a pool table, and three objects are placed on the table as follows: a m1 = 1.9-kg object at the origin of the coordinate system, a m2 = 3.4-kg object at (0, 2.0), and a m3 = 4.6-kg object at

asked by Evette on October 8, 2016
86. ## physics

An object with a mass of 34.0 g and a volume of 41.0 + B cm3 is placed in a liquid with a density of 1.25 g/cm3. Find the volume of the part of the object that is NOT submerged in the liquid. Give your answer in cm3 and with 3 significant figures.

asked by Idali on April 3, 2017
87. ## math

In a clinical trial, a drug used to relieve pain caused side effects in 9% of the patients who took it. For a new trial, three patients were selected at random. Find the probability that none of those patients had side effects.

asked by karen on March 10, 2012
88. ## algebra

Graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9,-3.4), and (-0.1,6.8). one I draw the graph how do I figure

asked by bianca on February 28, 2011
89. ## Math

Find the angle Q between the two vectors. u = 10i + 40j v = -3j+8k cos / sqrt1700 sqrt73 cos(-120/sqrt1700 sqrt73) = .9072885394 arc cos (.9072885394) = 24.86 degrees. Is this correct?

90. ## math

suppose there are 2 pieces of the cake left over, but you don't know how many pieces were in the whole cake.Explain how you could find the number of pieces in the whole cake if Taylor told you 1/6 of the cake was left.You may show your work in a drawing.

asked by Derl on April 9, 2014
91. ## math

A cylinder of radius 14 cm contains water. A metal solid cone of base radius 7 cm and height 18cm is submerged into the water. Find the change in height of the water level in the cylinder

asked by kudu on February 7, 2015
92. ## Geometry

The height of a trapezoid is 2 inches. If one base is 14 inches long and the area is 49 inches squared find the length of the other base. I know the Area of a trapezoid is A=1/2(b1+b2)h but Idk how to apply it when working backwards

asked by Anonymous on March 30, 2016
93. ## Physics

An ideal gas is compressed at constant pressure to one-half its initial volume. If the pressure of the gas is 120 kPa, and 760 J of work is done on it, find the initial volume of the gas.

asked by Haley on November 21, 2011
94. ## math

In a class of 50 students, 35 are Democrats, 17 are business majors, and 6 of the business majors are Democrats. If one student is randomly selected from the class, find the probability of choosing a Democrat or a business major.

asked by Kaitlyn on April 28, 2013
95. ## physics

a person was climbing on a building.he slips 1 metre for every 5 metre he climb up. if the building is 53 metre high and he takes 5 seconds to climb 1 metre,find the total time taken by him to get on the top of the building.

asked by Anonymous on April 9, 2014
96. ## statistics

the subway train has 18 doors and starts with 15 passenger. if each passenger is equally likely to get off at any station and the passengers leave the train independently, find the probability that 2 or more passengers leave the train through the same door

asked by linn on April 13, 2014
97. ## physics - special relativity

When a rocket is moving at a constant speed, it has a relativistic mass that is 60 percent greater than its rest mass. Find the speed of the rocket. **** So far, I tried using the relativistic mass equation.. 0.6m = mv / square root 1-(v/c)2

asked by CL on June 7, 2010
98. ## math

ok this is in my practice book. there are 33 students in the chess club. there are five more boys than girls in the club. write and solve a system of equations to find the number of boys and girls in the chess club?

asked by ariel on December 6, 2011
99. ## CALCULUS

The region R is a rectangle with vertices P(a,lna), Q(a,0), S(3,0), and T(3,lna), where 1

asked by Anonymous on May 5, 2012
100. ## math

A pendulum bob swings 5.0cm on its first oscillation.On each subsequent oscillation the bob travels 2/5 of the previous distance. Find the total distance the bob travels before coming to rest.

asked by voytek on May 3, 2012