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 704
1. physics

I am having some difficulty with a few problems on my homework and I'm hoping to get some insight. the first one: a robotic space probe of mass 7600 KG is traveling through space at 120 m/s. Mission control determines that a change in course of 30.0

asked by H.M. on April 13, 2009
2. Physics

At a height of 500km above earth, a satellite will orbit the earth once every 95 minutes. Find the mass of the earth based on this idea. B) How far above earth's surface would a satellite need to orbit so that it revolves at exactly the same rate as the

asked by Matt on November 7, 2016
3. Physics

Two resistors connected in series have an equivalent resistance of 783.4 Ω. When they are connected in parallel, their equivalent resistance is 171.3 Ω. Find the resistance of each resistor. 1) small resistance (ohm) 2) large resistance (0hm)

asked by gita on September 8, 2013
4. Math

Find the domain of the following functions. 1. y= radical(x-3) - radical(x+3) 2. y= [radical(2x-9)] / 2x+9 3. y= radical(x^2 - 5x -14) 4. y= [cubed root(x-6)] / [radical(x^2 - x - 30)] I'm terrible at finding domains.. so any help with these problems would

asked by April on July 12, 2013
5. Math

A standard deck of cards is made up of four suits with 13 cards in each suit (total of 52 cards). If we randomly sample five cards from a standard poker deck, find the probability that all five cards selected are clubs.

asked by Jaime on June 21, 2010
6. Chemistry

Using the compound for Ibuprofen C13H18O2 find molecules of Ibuprofen that contain 2.84 x10 23 atoms of Hydrogen So for every 1 mol of H= 6.022 x 10 23 molecules of H? (Not sure if Im going in the right direction?) Having trouble setting this up or 1 mol

asked by TMV on November 29, 2010
7. math

use the clues to find the 7th digit mystery number. * Its is between 1 and 2 million * the first three digits are the same the least possible digit is in the thousands place. *the greatest possible digit is in the ones place * the hundreds digit is 1 more

asked by edwin on November 30, 2007

find 3 consecutive integers such that the product of the second and third integer is 20 Take three integers x, y, and z. The for xyz, we want y*z = 20 The factors of 20 are 20*1 10*2 5*4. 20*1 are not consecutive. 10*2 are not consecutive. But 5 and 4 are

asked by chrisw on January 31, 2007
9. Math

A box contains four red marbles, seven white marbles, and five blue marbles. If two marbles are drawn one at a time, find the probability that both marbles are white if the draws are made as follows: (a) With replacement ____________ (b) Without

asked by Star K on May 6, 2010
10. math

Another: theta is a second quadrant angle in standard position and tan theta = - (sqrt5)/(2) . Find the exact value of cos theta. I assume I use the equation 1 / cos(theta)^2 = 1 + tan (theta)^2 However how does this work out algebraically?

asked by Adam on March 31, 2013
11. Math

At the first tri-city meeting, there are 8 people from town A, 7 people from town B, and 5 people from town C. If a council consisting of 5 people is randomly selected, find the probability that 3 are from town A and 2 are from town B. How would I show my

asked by Punkie on December 6, 2009
12. Calculus

The rate of growth of a particular population is given by dP/dt=50t^2-100t^3/2 where P is the population size and t is the time in years. The initial population is 25,000. Find the population function. Estimate how many years it will take for the

asked by Anonymous on February 9, 2015
13. Math

Find the unit rate for a sponge cake that weighs 25 ounces and has 2750 calories. A. 0.009 calories per ounce B. 110 calories per ounce** C. 68,750 calories per ounce D. 115 calories per ounce

asked by Jack on December 6, 2017
14. math

the length of a rectangle exceeds its breadth by 4cm. The length and breadth are increased by 3 cm .The area of the new rectangle will be 81cm square more than the given rectangle .Find the dimensions of the given rectangle?

asked by TUHITUHI on August 14, 2012
15. math

a large cogwheel contains 117 cogs, and a small one contains 52 cogs.if the large wheel revolves 20 times,find the amount of revolutions of the small wheel.

asked by don on August 11, 2012
16. chemistry

a gas sample is collected at 16 degrees c and 0.982 atm. if the sample has a mass of 7.40 g and a volume of 3.96 l, find the volume of the gas at stp and the molar mass?

asked by jessica on February 28, 2012
17. MATH

.In

asked by Anonymous on April 2, 2015
18. math

A store mixes peanuts worth \$10 per pound and biscuit worth \$13 per pound. The mixture is to sell for \$12 per pound. Find how much of each should be used to make a 432 pound mixture.

asked by Kadie on March 20, 2015
19. Math

Lareina understands factors, but sometimes she has trouble finding all the factors of a number. What advice would you give to help her find all the factors of a number? Demonstrate by finding all the factors of 110.

asked by Skylar on September 21, 2015
20. college algebra

Let f(x) = 1/x − 2 and g(x) = 1/x − 3 . Determine the domain of the composite function. (Enter your answer using interval notation.) g compose f _____? & Find the composite function. (g compose f)(x) = _____?

asked by Dee on October 21, 2013
21. Algebra 2

The numbers 1 through 9 are written on slips of paper and placed into a hat. Two slips are randomly drawn. If the first slip of paper is not returned to the hat after it is drawn, find the probability of getting a six and then a three?

asked by Megan on February 28, 2012
22. Psychology

I need to find a source for my paper and it is on Sigmund Freud's panic disorder. http://www.google.com/search?source=ig&hl=en&q=Freud+panic+disorder

asked by Bobby on April 11, 2007
23. algebra

a ribbon is 3 2/3 yards long. Mae needs to cut the ribbon into pieces that are 2/3 yard long. use the model to find the number of pieces she can cut. Please help answer. thanks.

asked by stephie on September 29, 2014
24. physics

Vector A points to the north and has length A. Vector B points to the east and has length 2.5A. Find the direction of C= 7.4A+B Express your answer as an angle relative to east.

asked by anonymous on February 20, 2011
25. trigonometry

two angle of a triangle are 38 degree 27 minutes and 48 degree 42 minutes, respectively. if the longest side of the triangle is 256.6 cm ong find the length of the shortest side.

asked by frances on March 22, 2017
26. U.S History

I need to find a current day person who is similar to Al Capone. I need to write a paragraph on how my 20's persons accomplishments and/or conrtibutions are similar and different to those of my current day person.

asked by Jill on February 21, 2010
27. math

Please show me how to solve: Sharon has some one-dollar bills and some five-dollar bills. She has 14 bills. The value of the bills is \$30. Solve a system of equations using elimination to find how many of each kind of bill she has.

asked by Jane on December 29, 2011
28. Geometry

Jenny is 5ft 2in tall to find the height of The light pole she measured her shadow And the poles shadow what is The height of the light pole

asked by Anonymous on February 4, 2014
29. Math

Describe the intervals on which the following function is continuous. If not continuous, state "where" the discontinuity occurs and state the TYPE of discontinuity. f(x)= (x^2-x-12)/(x^2-6x+8) I just don't understand how to find the intervals. Thanks~

asked by Lindsay on August 20, 2013
30. Geometry

Problem: ABCD is a kite such that AB=BC and CD=DA. P is the centroid of triangle ABC and Q is the centroid of triangle CDA. We know [ABCD]=60. Find [PCQA]. I have no idea on how to approach this problem!

asked by Lali on January 1, 2017
31. Math

A bag contains twice as many pennies as nickels and four more dimes than quarters. Find all possibilities for the number of each coin if their total value is \$2.01. I have pennies = 4n nickels = n dimes = 4 + q quarters = q but I don't know where to go

asked by Kelley on October 17, 2018
32. Are their any Physics tutors on here tonight?!

A cart of mass M1 = 6.00 kg and initial speed = 4.00 m/s collides head on with a second cart of mass M2 = 4.00 kg at rest. Assuming that the collision is elastic, find the speed of M2 after the collision.

asked by Megan on February 15, 2011
33. statistics

According to an Internet posting, 80% of adults enjoy drinking beer. If a group of 3 adults is selected at random, find the probability that all of them enjoy drinking beer is:

asked by Bertha on April 17, 2014
34. statstics

A distribution of weights is symmetric about its median. The lower quartile of the weights is 90 pounds and the median is 120 pounds. Find the interquartile range of the distribution.

asked by ellas on March 2, 2013
35. Economics

Can someone help me find some really resourceful websites on the rise and fall of Spain as a world power??? and the rise of the United States as a world power. i have a few books i'm looking through but i need some websites too. Thank you!!!

asked by <<<HELP>>> on December 12, 2007
36. Math

A pyramid has a height of 5 in. and a surface area of 90 in^2. Find the surface area of a similar pyramid with a height of 10 in. Round to the nearest tenth, if necessary. 360 in^2 180 in^2 22.5 in^2 3.6 in^2

asked by Delilah on March 3, 2013
37. physics

a steel ball dropped from a tower strikes the ground in 3.0 seconds. Find the velocity with which the ball strikes the ground and the height of the tower in meters.

asked by roger on June 20, 2014
38. Math

The areas of the faces of a rectangle box are 48 m2, 96 m2, and 288 m2. A second box is cubical and each of its faces has area 16m2. Find the ratio of the volume of the first box to the volume of the second box.

asked by Michelle on January 17, 2010
39. Are any tutors helping with Physics tonight? Help!

A cart of mass M1 = 6.00 kg and initial speed = 4.00 m/s collides head on with a second cart of mass M2 = 4.00 kg at rest. Assuming that the collision is elastic, find the speed of M2 after the collision.

asked by Megan on February 15, 2011
40. Calculus

A building is to be braced by means of a beam which must pass over a wall. If the wall is 3 3/8 feet high and stands 8 feet from the building, find the shortest beam that can be used.

asked by Sandra on May 11, 2016
41. statistics

On average, you receive four pieces of junk mail a day. For a randomsample of 10 weekends find the probability that at least 8 weekends youreceive exactly three pieces of junk mail?

asked by seda on August 6, 2013
42. Science

A girl who sat 2.5 metres away from the fulcrum of a seesaw is balanced by her aunt weight 65kg sitting 1.5 metres from the fulcrum find the weight of the girl

asked by Faith on August 20, 2019
43. Calculus

Consider the function f(x)=-2x^3+33x^2-108x+2. For this function, there are three important intervals: (-Inf,A], [A,B], [B,Inf) where A and B are the critical points. Find A and B and for each of the important intervals, tell whether f(x) is increasing or

asked by Nathan on October 29, 2013
44. Maths

In a village, the population is not more than 6000. If there are; 10% more boys than girls 15% more women than men 20% more children than adult Find the number of boys girls,women and men?

asked by Black mamba on August 21, 2019
45. ALGEBRA

A 5-mile cab ride costs \$9.30. A 11-mile cab ride costs \$17.70. Find a linear equation that models cost c as a function of distance d.

asked by Cynthia on March 31, 2010
46. math

Abel bought 3 similar shirts and 4 similar jackets for \$360. Marcus bought 1 such shirt and 3 such jackets for \$220. Find the cost of each shirt.

asked by jazel on February 14, 2017
47. math

the scale listed on the box containing a model ship is 1 inch to 8 feet. which proportion can be used to find the actual length of the ship if the length of the model is 5 feet

asked by Maria on March 27, 2015
48. Algebra

Find the domain of the function. (Write your answer using interval notation.) sqrt(x)/ (4x^2 + 3x − 1) If you set the bottom equal to zero, I got that x can't be -1 or 1/4. But I'm not sure if that's right, or how to write the answer in interval

asked by kelly on September 12, 2015
49. math

there are three consecutive positive integers such that the sum of the squares of the smallest two is 221. write and equation to find the three consecutive positive integers let x= the smallest integer

asked by eddy on October 30, 2012
50. dma 040

42 inch board is cut into 3 pieces. Piece 2 is twice as long as the 1st & 3rd piece. Piece 3 is three times as long as piece 1. Find inches of all three pieces

asked by Anonymous on September 14, 2013
51. Math

During peak season, a hotel room costs \$135 per night. During the off-season, it costs \$90 pernight. Find the percent of change from peak season to off-season.

asked by Brandon on February 7, 2008
52. Statistics

In a Gallup poll of 1038 adults, 540 said that second-hand smoke is very harmful. What is the percentage of adults who said second-hand smoke is very harmful? I am not to sure how to find the anwser???

asked by Anonymous on July 1, 2010
53. MATH213

A student wants to know how many integers between 1 and 1000 are a multiple of 4 or a multiple of 5. She wonders if it is correct to find the number of those integers that are multiples of 4 and add the number of those that are multiples of 5. How do you

asked by Rebecca on January 26, 2010
54. Virus :P

A virus spreads in a small town. What should first do to find a vaccine for the virus? I narrow it down to "Idenify the Virs" and "Idenify the host of the virus" I say identify the host of the virus first.

asked by Chopsticks on April 1, 2009
55. math

A number round off to 4000. The digit in the hundreds place is twice the digit in the tens place. The sum of the digits is 12. The numbers uses only two different digits. Find the number.

asked by Anonymous on June 29, 2017
56. statistics

of the physics graduates of a university, 35% received a starting salary of \$50,000 or more. If 5 of the graduates are selected at random, find the probability that all had a starting salary of \$50,000 or more.

asked by SMREY on June 3, 2012
57. Math

Use a formula to find the surface area of the square pyramid. A pyramid labeled with a height of 6 feet and base of 3 feet. A. 45 ft2 B. 81 ft2 C. 36 ft2 D. 72 ft2

asked by Anonymous on March 3, 2019
58. math

y varies inversely as x square.The difference in the values of y when x=1 and x=2is.find the relation between x and y.(plz help me,am not sure abt the answer,i got y=20/x square..plz..help me) What is the difference in the values of y when x=1 and x=2?

asked by mahima on July 4, 2007
59. Maths

A bag contains 4 white beads and one black bead. Three beads are removed from the bag individually being replaced before each selection .find the probability that from the three beads there are at least two black beads

asked by Anu on January 17, 2016
60. English

Hi, I am writing an essay about "Disneyfication" of folktales, and I searched for quotes and resources but I didn't find any useful information. I really need help in finding quotes and resources about "Disneyfication" of folktales.

asked by zee on July 18, 2012
61. stat

it is estimated that 17% of americans have blue eyes. A random sample of 9 americans is selected. Find the probability that the sample includes exactly 2 people with blue eyes.

asked by Anonymous on May 6, 2014
62. 3rd Grade Math

Marlon has 4 baseball cards, Jake has 4 baseball cards, and Sam has 3 baseball cards. Can you write a multiplication sentence to find how many baseball cards they have altogether? Explain.

asked by Kainalu Mauga on February 2, 2010
63. Algebra

The perimeter of a triangle is 60 cm. The longest side exceeds the shortest one by 10 cm.and the sum of the lengths of the longest and the shortest ones is twice the length of the other side. Find the lengths of the sides.

asked by Ricky on May 21, 2017
64. precalc(help!!)

I have been trying to figure this out for hours and I still cant figure it out! Please help me.. The question says to find the value of theta when sin(theta)=0 the answers include equations like pi/2 +2piK 0=2piK pi/2+pik pik

asked by Gee on August 5, 2011
65. Math for oobleck

Find the values of b such that the function has the given maximum value. f(x) = −x^2 + bx − 14; Maximum value: 107 (smaller value): b= (larger value): b= oobleck said "just solve -14 - b^2/-4 = 107" but i really don't know how to solve what oobleck

asked by anonymous on March 29, 2019
66. Math

Find the quotient 3(cos (5pi/12) + i sin (5pi/12) / 6(cos (pi/12) i sin (pi/12)). Express the quotient in rectangular form. I have no idea what I did but I got (1/4) - 433i/1000.

asked by Jeremy on August 17, 2009
67. Pre-Calculus

A town has a population which is growing linearly. In 1970 its population was 36,000 while in 1985 its population was 63,000. Find a formula for its population P(t), where t=0 corresponds to the year 1970.

asked by L.Bianchessi on March 11, 2012
68. Algebra

Diagonal brace. The width of a rectangular gate is 2 meters (m) larger than its height. The diagonal brace measures sqrt6m. Find the width and height.

asked by Sandra on July 23, 2009
69. Intermediate Algebra

The length of the top of a table is 5 m greater than the width. The area is 104m^2. Find the dimensions of the table The width of the table is _____m The length of the table is ____m

asked by Spacegazing on March 5, 2014
70. math

Height of a box. Suppose a box has a volume of 100 cubic centimeters and that the area of the bottom of the box is 50 square centimeters. Find the height of the box?

asked by Peggy on March 7, 2012
71. Algebra - check to see if correct

Telephoto lens. Use the formula from Exercise 67 to find the image distance i for an object that is 2,000,000 mm from a 250-mm telephoto lens. (Section 6.7 (1/f = 1/0 +1/i) 1/i = 1/250 - 1/ (2*10^9) i=25.

asked by help please on March 2, 2009
72. Algebra 1

I don't understand this question AT ALL. The length of a rectangle is 5 meters greater than the width. The perimeter is 150 meters. Find the length and width of the rectangle.

asked by Sonic on October 8, 2007
73. physics

A dolphin leaps out of the water at an angle of 35 degrees above the horizontal. The horizontal component of the dolphin's velocity is 7.7 m/s. Find the magnitude of the vertical component of the velocity

asked by Anji on October 5, 2013
74. Math

Ok, 1 football equals 13 ounces. 10 footballs would equal 130 ounces (right?). In order to find out how many pounds 10 footballs equal, would you divide 130 divided by 16?

asked by Adaija on March 10, 2013
75. Physics

A gun of mass 0.1kg has a bullet of mass 0.1kg the bullet leaves the piston when fired at a velocity of 200m/s find the final velocity?

asked by Mr:EL CHALPO on July 23, 2019
76. Math

A homeowner designs a rectangular garden such that the length is 20 feet more than twice the width. If 310 feet of picket fencing are to be used, find the length and width of the garden.

asked by Cole on February 12, 2010
77. algebra

A circle has the equation x squared plus y squared plus 8 x minus 8 y minus 49 equals 0 Graph the circle using the center (h,k) and radius r. Find the intercepts, if any, of the graph. qaz

asked by edward on February 4, 2016
78. Math

when a drawing pin falls to the ground, the probability that it lands point up is 0.2. a. Find the probability that a pin does not lend point up. Two drawing pins fall one after the other.

asked by Sofia on September 23, 2010
79. Pre Algebra

A wooden railing is 82 feet long. It is to be divided into 4 pieces. Three pieces will be the same length, and the fourth piece will be 2 feet longer than each of the other three. Find the length of each piece.

asked by Ruth on February 18, 2013
80. algebra

A number consists of two digits. The sum of twice the tens digit an 5 times the units digit is 19. If the digits are reversed, the new number is 54 less than the original number. Find the number

asked by mutaz on July 10, 2011
81. algebra

Jason is designing a rectangular garden that has area of 300 square feet. The width of the garden is five feet less than its length. Find its length and width

asked by leyry on March 10, 2015
82. calc

a circle is tangent to the y-axis at y=3 and has one x-intercept at x=1 1. determine the other x-intercept 2. find an equation for the circle so i know two points on the circle are (0,3) and (1,0) and the equation for a circle is (x-a)^2 + (y-b)^2 = r^2

asked by sammy on September 1, 2007
83. physics

A swing is drawn to the side 3m from its equilibrium position and released. The swing is 2m on the other side of the equilibrium position 1.64s later. Find the angular frequency of the SHM.

asked by zb on May 29, 2014
84. physics

5. A tin nucleus has charge +50e. Find the potential V at a distance of 10-12 meters from the nucleus and the potential energy U of a proton at this position. The proton has charge +e = 1.6 x 10-19 C

asked by ike on March 5, 2011
85. statistics

If 8% of the population of trees are elm trees, find the probability that in a sample in a sample of 100 trees, there are exactly 6 elm trees. assume the distribution is approximately Poisson

asked by Michelle on May 16, 2011
86. Math

Triangle RST, RS = 30 centimeters, measure of angle T = 105, and measure of angle R = 40. Find the area of triangle RST, to the nearest square centimeter.

asked by Priscilla on February 14, 2010
87. math - y-intercept

hi, how would we find the y intercept , given slope of 11/2.54 and points (5,1.49). can you show me the steps so i can solve it. tnx y=ax + b where a is slope, b is y intercept. Put the points in the equation... 1.49=11/2.54 (5) + b solve for b. x + y = 1

asked by gorden on March 4, 2007
88. Graphs

The graph of y = f(x) is shown below. Assume the domain of f is [-4,4] and that the vertical spacing of grid lines is the same as the horizontal spacing of grid lines. The points (a,4) and (b,-4) are on the graph of y = f(2x) Find a and b.

asked by Les on April 12, 2016
89. Statistics

The correlation coefficient between X and Y is the same as the correlation coefficient between Y and X. True - If you were to find the correlation coefficient with a given data set for x and y, it would have the same correlation coefficient value as y and

asked by Nick on April 23, 2017
90. precalculus

A Ferris wheel has a radius of 35 feet, and is rotating at 5 revolutions per minute. Find the linear speed, in feet per minute, of a seat on the Ferris wheel.

asked by amanda on May 4, 2011
91. Math

Joy put 6 photos on each page of her album. When she was done , she had 2 pictures left over. She put 38 pictures in the album. Which equation can be used to find how many pages joy filled?

asked by Mo on September 3, 2015
92. Physics

Find the distance light travels from its starting point, S to its final point, F by traveling two different paths: Reflecting from point A, and reflecting from point B. From point S to A is 30 cm, from point A to B is 30 cm, from point B to F is 30 cm, and

asked by Tom on March 9, 2008
93. Math

The sum of the lengths of the sides of triangle ABC is 38in. The length of sides AB and BC are 14 inches and 11 inches. Find the length of side AC and classify the triangle.

asked by Elaina on March 5, 2012
94. math

the area of a regulation tennis court is 2808 square feet use a coversion factor to find the area of a tennis court in square yards

asked by nicole on September 16, 2010
95. geometry

The volumes of two similar figures are given. The surface area of the smaller figure is given. Find the surface area of the larger figure. V = 5 in3 V = 40 in3 S.A. = 4 in2

asked by Anonymous on October 20, 2012
96. Physics

A cell phone, when weighed in air has a weight of 5.5 newton. When completely immersed in water, however, it has a weight of 3.3 newton. Find the volume of the cell phone.

asked by Loiso on March 18, 2012
97. maths

A man's age is 4 times the combined age of a two sons. One of whom is 3 times as old as the other. In 24 years their combined ages will be 12 year less than their father's age . Find their respective age ????

asked by tuhituhi on January 24, 2013
98. Math

The angle of elevation of the top of vertical tower from a point on the ground 60. From another point 10m vertically above the first , its angle of elevation 45. Find the height of the tower.

asked by Math's boy on January 25, 2016
99. physics

A rock is dropped from a bridge to the water below. It takes 2.4s to hit the water. Find the final speed of the rock when it hits the water. How high is the bridge above the water