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 163
1. Math

At West Middle School, 30% of students have a dog, 20% of students have a cat, 10% of students have another kind of pet, and 40% of students have no pets. a) Explain how you can use a random-number table to find the experimental probability that in a group

asked by Babatunde on February 3, 2014
2. algebra

I cant get this one nither I tried like 4 times to get right answer. 5x+12-3x=-2x-13-x x=-5 5x+12-3x=-2x-13-x First, let's get the unknowns on one side of the equation and the knowns on the other side. 5x - 3x + 2x + x = -12 - 13 5 x = -25 x = - 5 ok I

asked by chrissy on August 1, 2007
3. Math

A city planning engineer in Cleveland must check the 10 angles that make up the three intersections on the map of downtown. If any of the angles formed by the intersections of the streets is greater than 135°, different road signs have to be used due to a

asked by finna on May 22, 2018
4. physics

A particle rotates counterclockwise in a circle of radius 6.5 m with a constant angular speed of 7.4 rad/s. At t = 0, the particle has an x coordinate of 3.3 m and y > 0 . A) Determine the x coordinate of the particle at t = 0.716 s. Answer in units of m (

asked by michelle on December 6, 2012
5. Math

Matchstick Rings each pattern of square rings has been made with matchsticks which are all the same length. If the length of one side of a square ring is "m" matchsticks, try to find a formula, in terms of m, for each of the following: a) The outer

asked by Sandy on August 2, 2016

A particle rotates counterclockwise in a circle of radius 6.5 m with a constant angular speed of 7.4 rad/s. At t = 0, the particle has an x coordinate of 3.3 m and y > 0 . A) Determine the x coordinate of the particle at t = 0.716 s. Answer in units of m (

asked by michelle on December 6, 2012
7. Science

I recently got a project to do on a country other than the U.S. my teacher sucks at explaining things, so in literal terms the instructions say "reasearch a country other than the US, draw two maps: 1, a map that has all borders and rivers and 2, a Biome

asked by Mathieu on March 11, 2008
8. Health (Ms. Sue)

1. Explain the relationship between the key terms in each of the following pairs. a. bullying and violence b. neglect and abuse A: a. Bullying corresponds with violence as it is an act of frightening or controlling another person by using threats or

asked by Anonymous on November 2, 2013
9. ALGEBRA

After paying mom, you find that you have 13 bills. The number of ten dollar bills you have is twice the number of five dollar bills. The number of one dollar bills is two less than six times as many ten dollar bills. Find the number of each bill that you

asked by BOBBY on February 1, 2018
10. Math

After paying mom, you find that you have 13 bills. The number of ten dollar bills you have is twice the number of five dollar bills. The number of one dollar bills is two less than six times as many ten dollar bills. Find the number of each bill that you

asked by Bobby on February 1, 2018
11. physics Bob Pursley plz help

A satellite in a circular orbit around earth with a radius 1.019 times the mean radius of the earth is hit by an incoming meteorite. A large fragment m=60 kg is ejected in the backwards direction so that it is stationary with respect to the earth and falls

asked by Andy on November 30, 2009
12. Calculus c

Let f be a twice-differentiable function defined on the interval -1.2 less than or equal to x less than or equal to 3.2 with f(1)=2. The graph of f', the derivative of f, is shown on the right. The graph of f' crosses the x-axis at x=-1 and x=3 and has a

13. Math

A governor would like to find out how people in his state feel about state subsidized public art. How might a cluster sample be selected? I searched Google under the key words "cluster sampling" to get these possible sources:

asked by jenn on March 27, 2007
14. Public HEALTH

Please check if my answers are correct. Thanks 1. The purpose of environmental epidemiology studies is to prove that an environmental agent is the cause of a particular adverse effect. (Points: 3) True False 1=false 2. Which of the following is not an

asked by DANIELLE on March 16, 2008
15. College Math

2008 (2nd)Course2-4.1 We are to find a function f(x) such that its derivative is x^2+x-1 and the graph of y=f(x) is tangent to the straight line y=x+1. First we find the coordinates of the point at which y=f(x) and y=x+1 are tangent.Since the slope of the

asked by Bayarbold on June 10, 2011
16. Physics

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 200 N/m. The spring is unstretched when the 30.0 kg block

asked by mightymouse on March 3, 2009
17. Electricity

for the circuit of figure, find the following quantities. i can't show you the figure because i can't copy it from a PDF. i will just type it to show you the figure for you guys. A single cell battery (which is 130 v) is connected to: R1: 3k ohm R2: 4k ohm

asked by anonymous on March 4, 2019
18. Algebra

Richey Loaner inherited \$2105.22 from a not-so-rich uncle. If Richie deposits his money into an account that pays 3% compounded continuously for t years, then the function A(t)=2105.22e^0.03t gives the account balance after t years. (a) Find Richie’s

asked by john on December 10, 2015
19. Math

1) A ladder that is 15m long is leaning up against a building. The ladder makes an angle of 30 degrees with the ground. a) Find an exact expression for the height at which the top of the ladder contacts the wall of the building. 2) A tree is anchored by a

asked by Jessica on November 22, 2016

Suppose the space shuttle is in orbit 390 km from the Earth's surface, and circles the Earth about once every 92.4 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, the gravitational

asked by Sierra on November 26, 2012
21. college

I am stuck on Appendix B in psy/230 I am to find the five major concepts or events in three history periods 1930- 1950 I chose tit theory humanistic thoery cognitive theories learning theories and cognitiv/cosil leraning then 1950-1970 ther three factor

asked by maria on October 7, 2010
22. Calculus

Given that y=x^(5/2)- x^(-1/2) . a) Find the coordinates where the tangent line is parallel to the line y-4x-4=0. b) Find the coordinates where the tangent line is perpendicular to the line 2y-3x-12=0.

asked by Alia on October 17, 2011
23. Math

Number of goals : 0, 1,2,3,4,5 Number of matches : 7,x,5,3,1,4 (a) if the mean number is more than 2, find the largest possible value of x. (b) if the median number of goals is 2, find the largest possible value of x

asked by StuartKess on August 10, 2011
24. math

1. solve the following inequality to find a range of values for x : -18 < x -7 < -6 2. solve the following inequality to find a range of values for x : -96 < -12x < -12

asked by gary on March 13, 2013
25. Algebra: CHECK

1. Find the slope of the line containing the points (-6, 4) and (-1, 6). a. 1/3 b. -5/4 c. 2/5 d. 3 Answer: D 2. Find the slope of the line containing the points (8, -1) and (7, -9). a. -11/ 15 b. 5 c. 13/5 d. 8 Answer: b PLEASE ANSWSER

asked by Cheryl on May 20, 2011
26. Algebra

Need to get these checked-- 1. Find the length of the following segment created by these pairs of endpoints: (0,1), (6,6) sqrt of 61= 7.8 2. Find the length of the following segment created by these pairs of endpoints: (3,6), (2,1) sqrt of 26= 5.1 3. Find

asked by mysterychicken on June 22, 2010
27. Chemistry

If a sample of Co2(CO)8 is found to contain 6*10^-2 mol of C atoms, how many grams of Co atoms are present? Molar Mass (g/mol) Co2(CO)8 - 341.95 Co atom - 58.933 C atom - 12.011 O atom - 15.999 Avaogadro's No.: 6.022*10^23 Do I need to use the 6*10^-2 mol

asked by Kyle on January 16, 2012
28. Math

If an object which weighs 100 lbs on the Earth's surface were placed on a planet with 2 times the radius of the Earth and with 7 times the Earth's mass, how much would that object weigh? Enter answer to nearest 0.1 lbs. The term "void ratio" means the

asked by james bond on January 28, 2017

1. Find the least common multiple of 4 and 11. Answer: 44 2 Divide. 91.41 divid 6 answer 3.235 3. If a gallon of water weighs 8.34 lbs. how much does 3.75 gal weigh? 8.34 x 3.75= 31.2750 4. find the circumference use 3.14 for pi diameter is 12 ft 3.14 x

asked by larry on January 6, 2007

1. Find the product in simplify. 4/9 of 15/8 A.5/6(I PICKED THIS) B.5/12 C.32/135 D.135/32 2. you are baking cookies for a cookout.you want to make 4 times the amount in the recipe.the recipe requires 2/3 cup of sugar.how much sugar do you need? A.2 2/3

asked by mathelp124576 on January 7, 2014
31. math

A ball is thrown from the edge of a cliff with an initial velocity of 60·m/s upward. Answer the following questions using + (upward) and - (downward) to indicate the direction of the velocity. Ignore air resistance and assume the ball does not hit the

asked by jen on October 13, 2011
32. math

The half life of the radio active substance is the time require the half the substance to decay. the mount A ( in grams) of 100 gram sample of a radio active substance remaining after t half lives by A equals to 100 (0.5) t. suppose the substance has a

asked by sai on January 17, 2018
33. Geometry

1.) Identify the solid formed by the given net. a. cylinder b. triangular prism c. square pyramid d. rectangular prism 2.) Name the solid according to its description: The figure has two bases that are parallel congruent circles. a. cylinder b. rectangular

asked by Tristan on March 7, 2019
34. physics

An ice sled powered by a rocket engine starts from rest on a large frozen lake and accelerates at +35 ft/s2. After some time t1, the rocket engine is shut down and the sled moves with constant velocity v for a time t2. Assume the total distance traveled by

asked by Kayla on January 21, 2010
35. Physics

An ice sled powered by a rocket engine starts from rest on a large frozen lake and accelerates at +42 ft/s2. After some time t1, the rocket engine is shut down and the sled moves with constant velocity v for a time t2. Assume the total distance traveled by

asked by Candace on January 22, 2010
36. Amoritizing Loans

"A woman borrows \$6000 at 9% compounded monthly, which is to be amortized over 3 years in equal monthly payments. For tax purposes, she needs to known the amount of interest paid during each year of the loan. Find the interest paid during the first year,

asked by Norah on September 25, 2011
37. Physics

You find it takes 230 N of horizontal force to move an unloaded pickup truck along a level road at a speed of 2.4 m/s. You then load up the pickup and pump up its tires so that its total weight increases by 42% while the coefficient of rolling friction

asked by Kyle on October 4, 2011
38. general physics

COMPLETELY STUCK? The period of rotation of the Moon is about 27 days, 8 hrs. The mass of the Moon is 7.35 x 1022 kg, and the radius of the Moon is 1.74 x 106 m. I wish to place a synchronous (period of orbit = period of the Moon’s rotation) satellite in

asked by justin on July 1, 2013
39. Physics

Consider a map oriented so that the x axis runs east–west (with east being the "positive" direction) and y runs north–south (with north "positive"). A person drives 14 km to the west, then turns and drives 44 km to the south. Find the magnitude and the

asked by Pat on September 11, 2014
40. Physics

To find the velocity and acceleration vectors for uniform circular motion and to recognize that this acceleration is the centripetal acceleration. Suppose that a particle's position is given by the following expression: r(t) = Rcos(omega*t)i +

asked by Becky on November 13, 2009
41. physics

1.A truck with a mass 5000 kg is heading East at 20 m/s. Meanwhile a car with a mass 2500 kg is heading North at 30 m/s. The two vehicles collide at an intersection, get stuck together, and the wreckage keeps moving to some direction.find the speed of the

asked by Sandhya on July 8, 2008
42. physics

An equilateral triangle 10.0m on a side has a 1.00-kg mass at one corner, a 2.00-kg mass at another corner, and a 3.00-kg mass at the third corner. Find the magnitude of the net force acting on the 1.00-kg mass. Find the direction of the net force acting

asked by Phy help! on December 1, 2010
43. maths

The ‘body mass index’ is used to find the body weight that is appropriate for a person’s height. It is calculated using the formula. I = W/H^2 (I = W divided by H squared) Where I is the body mass, W is the person’s weight in kg, and H is the

asked by sarah on May 10, 2007
44. Math/Statistics

I don't get how to do this...can anyone help? 1. In a large box are 20 ping-pong balls—10 of them are red and numbered 1 through 10, and the other 10 of them are green and also numbered 1 through 10. Two balls are selected from the box without

asked by John on September 27, 2009
45. physics

A converging lens of focal length 7.740 cm is 19.7 cm to the left of a diverging lens of focal length -5.51 cm. A coin is placed 18.2 cm to the right of the diverging lens. a. Find the location of the coin's final image. b. Find the magnification of the

asked by marisol on January 28, 2012
46. algebra

Im having a hard time figuring out this problem: Use the function, y=-(x+1)^2 +2, to answer the following parts. Find the y-intercept y=-(0+1)^2 +2 y=-(1)^2 +2 y=-1+2 y=1 is my answer Find the x-intercept 0=-(x+1)^2 +2 0=-((x^2)+(1^2))+2 0=-x^2 - 1 + 2

asked by Mike on May 4, 2011
47. Finances

Sheds R Us sells \$600 sheds on a monthly payment plan over 2 years. a) If the interest rate is 1.5% per month, find the monthly payment. Answer = \$ b) If instead the interest rate is 1.75% per month, find the monthly payment Answer = \$ can anyone help me

asked by Mimi on April 1, 2015
48. Functions

f(x) = 1/(1−x) is given. From this we produce two new functions: g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x is f(x) undeﬁned? (b) Find a formula for g(x), and simplify it. (c) For which values of x is g(x) undeﬁned? (d) Find a

asked by Mr Homie on May 4, 2016
49. geology

1. Given the map, the seismograms, the sp graph and the nomogram below, find the epicenter and the intensity of the earthquake. 2. Given the map below find the distance between Sao Paulo (Brazil) and Cape South Africa 10,000,000 years from now. The actual

asked by andre F on October 12, 2010
50. algebra

Archers need to use arrows that do not bend easily. Th e table shows how the weight of an arrow affects its spine, or the distance the center of the arrow bends when a certain constant weight is attached. Graph the data in the table to find a linear and a

asked by carrie on November 5, 2013
51. English

Practice makes perfect. This proverb is very important not only for students but also for almost all people. When you practice hard, you can become perfect. You have to spend time reading books, memorizing useful expressions and writing sentences by

asked by rfvv on November 11, 2009
52. Math _ Vectors

A plane flies on a bearing of 120 degrees at a constant speed of 550 km/h. If the velocity of the wind is 50 km/h on a bearing 220 degrees, what is the velocity of the plane with respect to the ground? Textbook Answer: 543.5 km/h at a bearing of 125.2

asked by Anonymous on February 20, 2008
53. Math: Calculus - Vectors

A plane flies on a bearing of 120 degrees at a constant speed of 550 km/h. If the velocity of the wind is 50 km/h on a bearing 220 degrees, what is the velocity of the plane with respect to the ground? Textbook Answer: 543.5 km/h at a bearing of 125.2

asked by Anonymous on February 20, 2008
54. physics

Seven measurements of the length of a table in centimeters are 184.7, 182.3, 182.7, 182.1, 182.2, 184.1, and 182.9. Find the best estimate for the length of the table. Be sure to include units! Answer: Seven measurements of the length of a table in

asked by ana22 on February 11, 2017
55. Chemistry

I am so confused with my chemistry lab right now. We were given the following equations to work with: [Equation 1] 2 I^- + H2O2 + 2 H^+ ----> I2 + 2 H2O [Equation 9] 2S2O3^2- + I2 ----> 2I^- +S4O6^2- And During the Experiment we used the following for each

asked by Bev on September 20, 2014
56. statistics

your teacher has invented a fair dice game to play. your teacher will roll one fair eight sided die and you will roll a fair six sided die. each player rolls once and the winner is the person with the higher number. in case of a tie neither player wins. a.

asked by bri on January 6, 2013
57. physics

In the system shown in the figure, suppose the block has a mass of 3.3 , the spring has a force constant of 490 , and the coefficient of kinetic friction between the block and the floor is 0.13. Find the work done on the block by the spring and by friction

asked by Patrick Jarvis on December 8, 2011
58. physics

A stuntman is being pulled along a rough road at a constant velocity by a cable attached to a moving truck. The cable is parallel to the ground. The mass of the stuntman is 90 kg. The coefficient of static friction between the road and him is 0.86. The

asked by A.S on February 21, 2018
59. SCI 275

. Final Project: Mitigation Strategies and Solutions • Resource: Appendix A • Use the topic you chose for the Capstone Discussion Question or choose another topic you have learned about over the past 8 weeks. • Focus on a specific environmental

asked by Mary on April 2, 2011
60. physics

Another question I'm having a hard time grasping; I followed a solution one of the tutors posted involving a similar question, but I have a feeling there is some mistake I am making. The question asks to find out what the distance should be from a source

asked by dawn on January 21, 2010
61. precal

Find the value of sec theta for angle theta in standard position if the point at (–2, –4) lies on its terminal side. If 0° lessthanorequalto x lessthanorequalto 360°, solve the equation sec x = –2. The terminal side of an angle theta in standard

asked by hannah on November 17, 2010
62. Statistics

1. The mean monthly mortgage paid by all home owners in a town is \$2365 with a standard deviation of \$340. a) Using Chebyshev’s theorem, find at least what percentage of all home owners in this town pay a monthly mortgage of (i) \$1685 to \$3045 & (ii)

asked by David on June 11, 2013
63. simple trig

If sin(theta)=[sqrt(70)]/7 and theta is in Quadrant two, find the exact numerical value of tan theta without using a calculator. I got tan(theta)=[sqrt(294)]/42 Is that right? if sin(theta)=-a where 0

asked by jen on January 8, 2009
64. easy trig

If sin(theta)=[sqrt(70)]/7 and theta is in Quadrant two, find the exact numerical value of tan theta without using a calculator. I got tan(theta)=[sqrt(294)]/42 Is that right? if sin(theta)=-a where 0

asked by jen on January 8, 2009
65. Precalc

How do you know what quadrant these two are in? I'm having a little trouble determining. Can someone check if my answers are correct for all and help me fix it to make it right. 10.) The point is on the x-axis and 12 units to the left of the y-axis. My

asked by Josh on August 31, 2015
66. Algebra

Consider the line =y+76x2 . Find the equation of the line that is parallel to this line and passes through the point , −7 4 . Find the equation of the line that is perpendicular to this line and passes through the point , −7 4 .

asked by Krista on April 10, 2017
67. physics

A collision occurs between two pucks on an air-hockey table. Puck A has a mass of 0.020 kg and is moving along the x axis with a velocity of +5.5 m/s. It makes a collision with puck B, which has a mass of 0.040 kg and is initially at rest. The collision is

asked by Miranda on January 13, 2013
68. physics

An electron of kinetic energy 41 keV moves in a circular orbit perpendicular to a magnetic field of 0.330 T. (a) Compute the radius of the orbit. The answer to this part is 2.07mm. (b) Find the frequency of the motion. I'm not sure how to find the answer

asked by --pat-- on August 5, 2007
69. AP AB Calculus

Linear approximation: Consider the curve defined by -8x^2 + 5xy + y^3 = -149 a. find dy/dx b. write an equation for the tangent line to the curve at the point (4,-1) c. There is a number k so that the point (4.2,k) is on the curve. Using the tangent line

asked by Katie G on December 17, 2014
70. Pre-Calc

The height s of a ball, in feet, thrown with an initial velocity of 112 feet per second from an initial height of 20 feet is given as a function of time t (in seconds) by s(t)= -16t^2+112t+20. What is the maximum height of the ball? At what time does the

asked by MUFFY Question has been fixed on September 24, 2009
71. Physics

For parts A-C: /^Vo | 2M | velocity into pg. ->R )2m ) ------ top view rear view A car of mass, 2m, is going around a turn at a constant radius, R, with velocity, v0. The turn is not banked – it is a flat surface. Assume the car and the road are on

asked by Greg on April 6, 2013
72. Physics!

The two stars in a certain binary star system move in circular orbits. The first star, Alpha, has an orbital speed of 36 km/s. The second star, Beta, has an orbital speed of 12 km/s. The orbital period is 137 d. a) What is the mass of the star alpha? b)

asked by Allison on June 3, 2011
73. Social Studies

Could you check these: Match each term with its definition by writing the correct letter on the blank. Here is the following word bank A. imperialism B. colony C. protectorate D. direct rule E. annex F. sepoys G. viceroy H. indigenous I. creoles J.

asked by Lisa on January 5, 2010
74. Chemistry!

When 2.5g of NaOH were dissolved in 49.0g water in a calorimeter at 24.0 C, the temperature of the solution went up to 37.1 C. a. Is the solution reaction exothermic? Why? The temperature or the water went from 24.0 to 37.1 which is an increase. If the

asked by DrBob222 on December 4, 2006
75. Algebra

Given line = 5x – 2y = 10 Find the slope for a line parallel to the given line Find the slope for a line perpendicular to the given line

asked by Jamie on June 17, 2009
76. phhysics

picture in your mind a block that slides without friction down a ramp that is inclined at an angle (q) above the horizontal. Initially the block is at rest a distance (s) in meters (measured along the plane) from the bottom. Calculate the time (in seconds)

asked by Charlene on March 23, 2007
77. Probability and Statistics

An oil prospector will drill a succession of holes in a given area to find a productive well. The probability that he is successful on a given trial is 0.2. a) What's the probability that that the third hole drilled is the first to yield a productive well?

asked by Katy on September 29, 2013

how do i convert these problem. thank you _____fl oz=4 gal _____fl oz=3 pt 3 mi=____ ft CAN SUMONE PLEZ HELP BE4 MY BEDTIME!!! http://www.pioneerthinking.com/measure.html You can look them up in here. Find out how many ounces (oz) in a pint, quart, gallon.

asked by nitta on February 1, 2007
79. PHYSICS NEED HELP FAST

A 150KG STEEL ROD IN A BUILDING UNDER CONSTRUCTION SUPPORTS A LOAD OF 6050KG. DURING THE DSY THE RODS TEMP. INCREASES FROM 22C TO 47C CAUSING THE ROD TO THERMAALLY EXPAND AND RAISE THE LOAD 5.5mm. FIND THE EGERHU TRANSFER AS HEAT TO OR FROM THE ROD. THE

asked by ricki on March 2, 2011
80. trigonometry

---I asked this question Solve the following right triangles: a. a=117 ft, b=16.35 ft b. B=8 degrees 29',and a=32.8 ft Reiny was kind enough to post this reply. "solving" a triangle involves finding all missing sides and angles, so in a) you found the

81. Algebra 2

Participants in a study of a new medication received either medication A or a placebo. Find P(placebo and improvement). You may find it helpful to make a tree diagram of the problem on a separate piece of paper. Of all those who participated in the study,

asked by Maggie on May 18, 2016
82. Math

Participants in a study of a new medication received either medication A or a placebo. Find P(placebo and improvement). You may find it helpful to make a tree diagram of the problem on a separate piece of paper. Of all those who participated in the study,

asked by Sarah Beth on May 18, 2016
83. physics

A 43 N toy is placed in a light swing that is attached to ropes 1.7 m long. (a) Find the gravitational potential energy associated with the toy relative to its lowest position when the ropes are horizontal. J (b) Find the gravitational potential energy

asked by aliza on February 8, 2012

A gamma ray with 700KeV energy is Compton-Scattered from an electron. Find the energy of the photon scattered at 110 degrees, the energy of the scattered electron, and the recoil angle of the electron. i found the photon energy using compton scatter

asked by Sarah on September 25, 2014
85. Algebra

Glen created a mural on a rectangular sheet of paper with a width of √18 feet and a length of √24. A. Find the exact area of the mural, in simplified form. When Glen’s mural was unveiled, the school made a smaller version of the mural to advertise

asked by Emily on April 7, 2015
86. probability

Let X and Y be independent random variables, each uniformly distributed on the interval [0,1]. Let Z=max{X,Y}. Find the PDF of Z. Express your answer in terms of z using standard notation. For 0

asked by JuanPro on March 28, 2014
87. probability

Let X and Y be independent random variables, each uniformly distributed on the interval [0,1]. Let Z=max{X,Y}. Find the PDF of Z. Express your answer in terms of z using standard notation . For 0

asked by alec on April 1, 2015
88. Algebra

A rectangular pool was 5 m longer than it was wide. When a brick walkway 1m wide was added around the pool, the area was increased by 36 m^2. Find the dimension of pool itself. Dimension of pool: Length= x Width= x-5 So I know the area= x(x-5) = x^2-5l And

asked by ? on May 8, 2018
89. statistics

Let X and Y be independent random variables, each uniformly distributed on the interval [0,1]. Let Z=max{X,Y}. Find the PDF of Z. Express your answer in terms of z using standard notation . For 0

asked by alec on April 1, 2015
90. Math

I need help with this really bad. At West Middle School, 30% of students have a dog, 20% of students have a cat, 10% of students have another kind of pet, and 40% of students have no pets. a) Explain how you can use a random-number table to find the

asked by Babatunde on February 3, 2014
91. Physics

A pendulum is constructed of a mass m connected to a mass ess rigid rod of lengthl. As shownin the figure, the other end of the rodis suspended from a point on the ring ofradius R. The pendulum is free to swing in a vertical plane that is also the plane of

asked by jan on March 13, 2016
92. Phys

A pendulum is constructed of a mass m connected to a mass ess rigid rod of lengthl. As shownin the figure, the other end of the rodis suspended from a point on the ring ofradius R. The pendulum is free to swing in a vertical plane that is also the plane of

asked by Sara on March 13, 2016
93. Math

I need help with this really bad. At West Middle School, 30% of students have a dog, 20% of students have a cat, 10% of students have another kind of pet, and 40% of students have no pets. a) Explain how you can use a random-number table to find the

asked by Babatunde on February 3, 2014
94. Physics

A pendulum is constructed of a mass m connected to a mass ess rigid rod of lengthl. As shownin the figure, the other end of the rodis suspended from a point on the ring ofradius R. The pendulum is free to swing in a vertical plane that is also the plane of

asked by fatma999 on March 12, 2016
95. Physics

A pendulum is constructed of a mass m connected to a mass ess rigid rod of lengthl. As shownin the figure, the other end of the rodis suspended from a point on the ring ofradius R. The pendulum is free to swing in a vertical plane that is also the plane of

asked by jojo on March 13, 2016
96. Algebra

I have two questions... 1.Lenear system...If you are painting the white lines around the perimeter of a tennis court. You measure and find that the perimeter is 228ft and the lenght is 42ft longer that the width...I need to write a linear system equation

asked by Mike 50 on March 12, 2009
97. Physics

How can I find the distance? Mountain pull. A large mountain can slightly affect the direction of “down” as determined by a plumb line. Assume that we can model a mountain as a sphere of radius R = 2.00 km and density (mass per unit volume) 2.6 × 10^3

asked by Austin on November 2, 2017
98. Calculus (urgent!!)

A particle moves with its position given by x=cos(2t) and y=sin(t), where positions are given in feet from the origin and time t is in seconds. A)Find the speed of the particle. Speed = ____________ (include units) B)Find the first positive time when the

asked by Catherine on April 15, 2011
99. Physics

This question has been blowing my mind, and my teacher is offering no help whatsoever. Experiments performed on the wing of a hawkmoth (Manduca sexta) show that it deflects by a distance of = 4.9 mm when a force of magnitude = 3.2 mN is applied at the tip.

asked by Sal on October 22, 2009
100. Calculus

Find the intervals on which y=1/(x^2+1)^2 is increasing and decreasing. find the first derivative which is -4x/(x^2+1)^3 you should know that if the first derivative is positive, then the function is increasing and if it is negative, the function is

asked by Icy on May 10, 2007