# 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 607
1. ## Calc

Find a cartesian equation for the curve described by the given polar equation. a. r=2 b. r=3sin pheta c.r^2=sin2pheta I don't understand how to solve for this, especially for r squared. Would someone plz explain how o convert to a cartesian equation. any

asked by Jessica on March 26, 2008
2. ## History

Can someone help me find some polls or info on the original LAPD SWAT officers who were wounded and killed in action from the late 1960s-1982 please. And can someone explain to me what anti-SWAT opinions are as well as pro-SWAT opinions please.

asked by Anonymous on May 21, 2012
3. ## physics

A ball is thrown horizontally from the top of a building 30.1 m high. The ball strikes the ground at a point 66.8 m from the base of the building. The acceleration of gravity is 9.8 m/s2 . Find the time the ball is in motion. Answer in units of s

asked by matt on October 20, 2011
4. ## math

The length and breadth of a rectangular floor were measured and found to be 4.1 m and 2.2 m respectively. If possible error of 0.01 m was made in each of the measurements, find the: (a) Maximum and minimum possible area of the floor (b) Maximum possible

asked by kudu on February 20, 2015
5. ## calculus

The rate of decay in the mass, M, of a radioactive substance is given by the differential equation dM dt equals negative 1 times k times M, where k is a positive constant. If the initial mass was 100g, then find the expression for the mass, M, at any time

asked by Anonymous on July 17, 2015
6. ## physical

A ball is thrown from the window of a high-rise building with an initial velocity of 7.7 m/s at an angle of 34 deg. below the horizontal. The bill strikes the ground 4.2 seconds after being thrown. Find the height from which the ball was thrown.

asked by Anonymous on October 15, 2011
7. ## physics

A ball is thrown horizontally from the top of a building 30.1 m high. The ball strikes the ground at a point 66.8 m from the base of the building. The acceleration of gravity is 9.8 m/s2 . Find the time the ball is in motion. Answer in units of s

asked by matt on October 20, 2011
8. ## Math

The annual precipitation for one city is normally distributed with a mean of 329 inches and a standard deviation of 2.6 inches. Find the probability that a randomly selected year will have more than 323.8 inches of rain. Express the probability as a

asked by jackie on September 20, 2015
9. ## physic

A steel rod of length 1.0000 m and cross-sectional area 3.63·10-4m2 is placed snugly against two immobile end points. The rod is initially placed when the temperature is 0°C. Find the stress in the rod when the temperature rises to 38.9°C.

10. ## statistics

A lottery offers one \$800 prize, one \$400 prize, and ten \$80 prizes. One thousand tickets are sold at \$3 each. Find the expectation if a person buts two tickets. Assume that each ticket can win more than one prize.

asked by Kim on October 26, 2012
11. ## math

the dimensions of a door are 3ft by 7ft 6in. if the same amount is added to each dimension of the door, the area is increased by 18ft^2. Find the dimensions of the new door. answer is supposed to be 4.5ft by 9ft need help asap

asked by danica on October 26, 2012
12. ## Physics 114

You are riding in a boat whose speed relative to the water is 7.2 m/s. The boat points at an angle of 25.7° upstream on a river flowing at 14.1 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 24.5 m wide.

asked by Anmol on October 15, 2011
13. ## physics

A ball is thrown horizontally from the top of a building 30.1 m high. The ball strikes the ground at a point 66.8 m from the base of the building. The acceleration of gravity is 9.8 m/s2 . Find the time the ball is in motion. Answer in units of s

asked by matt on October 20, 2011
14. ## math

Given one side of a golden rectangle is 3.7 inches, find the possible lengths of the other side. Notice that the other side can be either longer or shorter than 3.7 inches. Round your answers to the nearest tenth and use Greek Phi symbol=1.618.

asked by Bobby Jackson on May 1, 2016
15. ## phy

A ball is thrown from the window of a high-rise building with an initial velocity of 6.1 m/s at an angle of 32 deg. below the horizontal. The bill strikes the ground 4.4 seconds after being thrown. Find the height from which the ball was thrown.

asked by Anonymous on October 6, 2010
16. ## geometry

a racing track whose left and right ends are semicircular . the distance between two inner parallel line segments is 70 m and they are each 105 m long . if the track is 7 m wide , find the difference in the lengths of the inner edge and outer edge of the

asked by smriti on April 15, 2015
17. ## algebra

Adam is 3 times as old as Cynthia and Fred is 16 years younger than adam. One year ago, Adam's age was twice the sum of Cythia and Freds age. Find the present ages. I have a=3c f=a-16 a-1=2(c-1 + f-1) and I don't understand what comes next and why

asked by Sue on November 26, 2012
18. ## Maths

A ball is dropped from height of 100 feet towards the ground. It hits the ground and bounces back 80% of the fall. This continues till the ball comes to rest. Find the vertical distance covered by the ball

asked by Dog love on July 22, 2016
19. ## algebra 1

Part A: Explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. Part B: Make tables to find the solution to 4x = 2x−2. Take the integer values of x

asked by steph on December 11, 2017
20. ## Physics

A 14.9-kg object hangs in equilibrium at the end of a rope (taken as massless) while a wind pushes the object with a 67.7-N horizontal force. Find the tension in the rope and the rope\'s angle from the vertical. The acceleration due to gravity is 9.81

asked by James on November 14, 2013
21. ## Cal

A plane flying horizontally at an altitude of 3 mi and a speed of 480 mi/h passes directly over a radar station. Find the rate at which the distance from the plane to the station is increasing when it is 6 mi away from the station. (Round to the nearest

asked by Jordan on November 11, 2010
22. ## math

There are 2 similar triangles. 1 has coordinates (2,3)(3,4)(2,7). The other has coordinate (7,6) and letter A for the right corner of the base and P for the top. A has coordinates 1)(9,8) 2)(10,9) 3)(7.5,6.5) For each case find the scale factor for

asked by Anonymous on January 13, 2008
23. ## physis

a cube of wood floating in water support 1 kg mass resting on the center of its top surface. when the mass is removed the cube rise 2.5cm find the length of cube? ans is 20cm

asked by subhash shah on April 18, 2013
24. ## Calc

A plane flying horizontally at an altitude of 1 mi and a speed of 510 mi/h passes directly over a radar station. Find the rate at which the distance from the plane to the station is increasing when it is 6 mi away from the station. (Round to the nearest

asked by Peter on November 8, 2009
25. ## math

can someone please help me solve this? the u.s weather bureau has provided the following information about the total annual rainfall (in inches) in hawaii for the years 1965 to 1984. 15 12 31.5 17 11.2 13 12.4 16.3 14.6 10 12.8 14.1 14.7 10.7 15.2 10.9

asked by dee-dee on April 20, 2007
26. ## to bobpursley

An emergency breathing apparatus often placed in mines works via the following chemical reaction: 4KO2(s) + 2CO2(g) to make 2K2CO3(s) + O2(g) If the oxygen supply becomes limited or if the air becomes poisoned, a worker can use the apparatus to breath

asked by Jenn on March 1, 2007
27. ## english (grammar) HELP!!!

Identify the sentcence that is not punctuated correctly. A. "Did she say 'no more tickets will be sold'?" Ben wondered. B. Lucy begged,"Just don't say, "Lets do lunch,"please!" C."Why did he call you 'bug' just then? Is that your nickname?" she asked. D.

asked by Leo on May 23, 2016
28. ## Science

I need some ideas for a science project on animal cells. For each structure I need to find an everyday object which has a similar job or function as that cell part. For example, the nucleus is like a brain. My list includes Lysosome, Golgi Body, Nucleolus,

asked by Mary on October 2, 2007
29. ## Algebra

A. "Solve for w: (6w+1)/5≠2. Describe the solution in set notation." First I must find what number to substitute for "w" that WILL equal 2, correct? Then, determine the numbers that won't (I assume there will be far more of these)? What would be the most

asked by Samuel on January 14, 2015
30. ## Math

Which is a compound-complex sentence? A) After the massacre occurred, the government started an investigation, but no one expected to find anything. B) Although it will set you back at least a thousand dollars, a trip to Las Vegas is unforgettable. C) The

asked by Superwoman on April 13, 2017
31. ## socials

i find this online this question and i want to see if i answer right. why is per capita GDP often criticized as an ineffective means of comparing standards of living between countries? A. it only measures the cost of food B. it relies heavily on

32. ## English

I have difficulty in finding examples of the following verbs followed by the -ing form . 1) They always argued about letting her go out in the evening. 2) My child always complains about having to get up early in the morning. 3) The test consists of

asked by Henry2 on November 12, 2011
33. ## Science-Physics

A fireworks rocket explodes at height h, the peak of its vertical trajectory. It throws out burning fragments in all directions, but all at the same speed v. Pellets of solidified metal fall to the ground without air resistance. Find the smallest angle

asked by Anonymous on October 16, 2014
34. ## Math

Find the simple interest and the final value of the deposit that earns the given rate for the indicated length of time. Round your answers to the nearest cent. \$46,945 earning 8.5% for 22 months A) \$6983.07; \$53,928.07 B) \$7315.60; \$54,260.60 C) \$7377.07;

asked by Jackie on August 6, 2015
35. ## Criminal Justice/Cyber Crimes

The President’s Working Group on Unlawful Conduct on the Internet was created to evaluate the: A. prohibition of disclosure of confidential information. B. efficiency of data mining. C. reliability of packet sniffing. D. utility of education and

asked by Pat on August 5, 2015
36. ## ECE4

According to your text, early childhood educators should plan and implement the health component of their programs to respond to the A. necessities of providing low-cost care. B. convenience of parents. C. need to work to find cures for communicable

asked by mw on January 14, 2017
37. ## history

Techniques for interest groups to reach a wide number of people and influence policy makers and voters include all of the following except _________. publicity and mass mailings offering tax write-offs litigation and amicus curiae briefs protests not sure,

asked by Michelle on December 4, 2011
38. ## Grammar

I'm having trouble with these sentences. The focus is on modifers, shifts and parallel constructions. Thank you for the help. 1. We are not only what we eat but also the thoughts we think. 2. According to legend, Schopenhauer believed women were weak in

asked by Tiffany on November 8, 2006
39. ## Trigonometry

Find the exact value of tan(a-b) sin a = 4/5, -3pi/2

asked by Dee on November 8, 2010
40. ## SCIENCE

How would you find latitude and longitude without using a globe or the internet? Please help If you are plotting long distances are varying courses, the best you could do is plot these on a Equidistant Projection, and the usual of these is the Miller

asked by Suzanne on October 8, 2006
41. ## maths

the value of a car depreciate by 13% of it value in the first year. in the subsequent year the depreciation is 8% of its value at the beginning of the year.the value of the car when new is \$45000. find its value when it is four years old.

asked by fernando on February 21, 2016
42. ## math

If 1/3 of a family is female children and 1/2 of a family is male children Including the parents how do I find the number of people in the family?

asked by Janice on February 1, 2010
43. ## PreCal

Find all real numbers x and y so I'm a bit confused with the y solution -2x-4+2yi=3x-2i 2yi=5x-2i+4 I know the answer is y = -5ix/2 - 2i - 1 so y = -1 But how do you go from 2yi = 5x - 2i + 4 to y = -5ix/2 - 2i - 1

asked by Terri on December 1, 2013
44. ## Finite Math

Let A and B be two events in a sample space S such that P(A) = 0.5, P(B) = 0.6, and P(A intersection B) = 0.15. Find the probabilities below. Hint: (A intersection Bc) union (A intersection B) = A. (a) P(A|Bc) ________ (b) P(B|Ac) ________

asked by Seth on November 20, 2014
45. ## Math

3) Explain how the laws of exponents work with rational exponents and give at least one example of an expression containing rational exponents... Please help.. I can't find the answer to this anywhere..

asked by June on August 5, 2010
46. ## physical chemistry

find the ph of the solution that results from the addition of 25ml of 0.1mol/l NaOH solution to 50ml of 0.1mol/l HCL solution?

asked by noel on April 26, 2011
47. ## Math

The length of a rectangular garden is 4 yards more than its width. The area of the garden is 60 square yards. Find the dimensions of the garden.

asked by Tom on May 23, 2018
48. ## Algebra 2

five chips numbered 1 through 5 are placed in a bag. A chip is drawn and replaced. Then a second chip is drawn. Find the probability that the first chip is even and the other one is odd.

asked by Jess on May 30, 2012
49. ## Physics

A 3.5 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 4.0 m/s2, find the force exerted by the rope on the bucket.

asked by Marvin Murrill on October 12, 2011
50. ## Math

Line DF bisects angle EDG. Find the value of x. Line EF has 9x+114. Line FO has 15x. angle FDG has 32 degrees.

asked by Sierra on March 10, 2014
51. ## Calculus-Applied Optimization Problem:

Find the point on the line 6x + 3y-3 =0 which is closest to the point (3,1). Note: Your answer should be a point in the xy-plane, and as such will be of the form (x-coordinate,y-coordinate)

asked by Sara on October 30, 2013
52. ## algebra 2

the height of a box is 6 inches. the length is three inches more than the width. find the width if the volume is 240 cubic inches

asked by amanda on March 18, 2012
53. ## calculus

THe equation of motion of a particle is s = t^3 - 3t, where s is in meters and t is in seconds. Find (a) the velocity and acceleration as functions of t (b) the acceleration after 2 s, and (c) the acceleration when the velocity is 0

asked by Frank on October 14, 2008
54. ## Physics

A runner’s velocity along a straight track is 3.2 m/s at time 5.0 s and 2.2 m/s at time 13 s. Find the runner’s average acceleration during this time interval.

asked by Maria on October 20, 2010
55. ## physics

A 5.4-kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 3.7 m/s2, find the force exerted by the rope on the bucket. N

asked by lisa on February 21, 2016
56. ## Math

A cone is inscribed in a sphere of diameter 32 cm. Angle between height and slant height of the cone is 30. Find the volume of the cone

asked by Ken on November 29, 2018
57. ## Calculus Help Please!!! Check

A curve passes through the point (0, 2) and has the property that the slope of the curve at every point P is three times the y-coordinate of P. Find an equation of the curve. dy/dp = 3y or ∫ (3/y) dy = ∫ dp or 3 ln(y) = p + c or @ (0,2) ln(2) = 0 + c

asked by Tenshi on April 2, 2014
58. ## Math

Find the perimeter of each rectangle or square. s=sides s=34 I think the shape is the square cause the square has all even sides so 34x4=136 Is this correct?

asked by Connor on January 17, 2012
59. ## maths

in an election .there were only two candidates. the winner was polled 53% votes and won by 9600 votes. find the total no. of votes polled.

asked by tuhituhi on January 30, 2013
60. ## statistics

In a certain college, 55% of the students are women. Suppose, we take a sample of two students. Use a probability tree to find the probability that at least one of the two students is a woman.

asked by Sam on September 18, 2011
61. ## Math 3

Find the inverse of the function f(x) = 5 – e^(x-1). Determine the domain, range, and asymptotes of the function and its inverse function. Please show all of your work.

asked by Allison - Carson on June 9, 2011
62. ## Geometry

I don't know how to draw or do this. A plane 5 cm from the center of a sphere intersects the sphere in a circle with diameter of 24 cm. Find the diameter of the sphere.

asked by Anna on March 27, 2008
63. ## statistics

a batch of 25 used automobile alternators contains 3 defectives. if 3 alternators are sampled at random, find the probability of the event . (a). A=[none of the defectives appear ] (b). B=[exactly two defectives appear]

asked by marlynn on October 20, 2011
64. ## Algebra

Find an angle with a positive measure and an angle negative measure that are coterminal with each angle. 1. 370 degrees 2. -3π /4 3. 5 π/2 pi sign = π

asked by Ann on April 14, 2015

Please check: 1.Find polar equation of x^2 + y^2 = 10y subbed r^2 for x^2 + y^2 and sin(theta sin for y =r^2=10sin(theta) 2. y=5 r=5/sin 3. x^2+y^2 =x^2 + y^2 =2x+3y

asked by Tonya on October 5, 2011
66. ## math

495 Find three coterminal angles: ____________ ____________ ____________ Standard position angle: Reference angle:

asked by Kels on January 29, 2013
67. ## Math

A particle moves in a linear motion according to: s = 10 - 6t2. Find the acceleration of the particle at t = 4s. acceleration in m/s2 = My Answer s'= 0-12t s"= -12 acceleration in m/s2 = -12

asked by Brownie on January 29, 2013
68. ## math

amos has 12 action , 15 comedy,. and 9 drama dvds, find the ratio of action dvds to the total number of dvds.

asked by Angel on September 15, 2014
69. ## local min

f(x) = x^4 + ax^2 What is a if f(x) has a local minimum at x=5. How do I justify the answer. The first derivative has to be zero at x = 5. You then check what the second derivative is at x = 5. If it is positive then that's ok. In this case you find that a

asked by Jen on November 19, 2006
70. ## algabra 2

One side of a triangle is 4 cm longer than the shortest side and 2 cm shorter than the longest side. The perimeter is 38 cm. Find the dimensions of the triangle.

asked by Lily on October 3, 2010
71. ## number problem

The units digit of a 2 digit number exceeds thrice the tens digit by 1. The sum of the digits is 9. Find the number.

asked by MNHS on November 14, 2012
72. ## physics

the temperature of a body falls from 30C to 20C in 5 minutes. The air temperature is 13C. Find the temperature after a further 5 minutes.

asked by frank fred on April 16, 2012
73. ## Calculus

Find the following limits algebraically or explain why they don’t exist. lim x->0 sin5x/2x lim x->0 1-cosx/x lim x->7 |x-7|/x-7 lim x->7 (/x+2)-3/x-7 lim h->0 (2+h)^3-8/h lim t->0 1/t - 1/t^2+t

asked by angie on March 15, 2012
74. ## algebra

The difference between two numbers is 18. If the sum of three times the smaller number and half the larger number is 2, find the smaller number.

asked by juan on January 21, 2013
75. ## College Algebra

Use the rational zeros theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x)=2x^3-x^2+2x-1

asked by Chama on March 27, 2013
76. ## college math HELP!!!!!

i need to find equilibrium price using these two equations: P= -(1/25)x+190 P= (1/75)x+70 the equilibrium quantity is: 2250 units the equilibrium price is: ______?

asked by Dee on January 20, 2014
77. ## math

The length of a rectangular garden is 4 yards more than the width. The area of the garden is 60 square yards. Find the dimensions of the garden.

asked by LP on December 14, 2012
78. ## physics

A 2 kg particle has a velocity of (2i-3j) m/s and a 3kg particle has a velocity of (1i+6j)m/s.Find (a) the velocity of the center of mass(b) the total momentum of the system

asked by TIshatilova on June 26, 2011
79. ## statistics

63% of men consider themselves baseball fans. You randomly select 10 and ask if he consider him self a baseball fan. Find the probability that the number who consider themselves baseball fans is (a) exactly 8, (b) at least (8) less than (8)

asked by ann on March 30, 2015
80. ## Math 221 Week3

A probability experiment consists of rolling a 6 sided die. Find the probability of the event below: rolling a number less than 3? The probability is

asked by Carolyn on September 15, 2014
81. ## math

cosA= 5/9 find cos1/2A are you familiar with the half-angle formulas? the one I would use here is cos A = 2cos^2 (1/2)A - 1 5/9 + 1 =2cos^2 (1/2)A 14/9 =2cos^2 (1/2)A cos (1/2)A = √(7)/3

asked by Anonymous on May 3, 2007
82. ## MATH

IN A PHYSICS EXPERIMENT,THE DISTANCE OF X AND Y CM HAS A CONNECTION TO EACH OTHER BY 1/X + 1/Y = 1/5.IF THE DISTANCE OF Y IS INCREASING AT THE RATE 16 CMS^(-1),FIND THE RATE OF CHANGE OF THE DISTANCE OF X WHEN Y=9 CM.

asked by SYAZ on May 5, 2013
83. ## maths, economics, game theory

1. What is a degenerate game? 2. Is the following game degenerate or not, justify. 3. Find all nash equilibria in the game in pure or mixed strategies a b c d T 4,5 1,4 2,0 1,2 B 6,0 0,1 1,3 0,2

asked by zayn on February 23, 2011
84. ## AP Statistics (math)

Find a set of numbers that will satisfy the following conditions: - the median of a set of 20 numbers is 24. - the range is 42. - to the nearest whole number the mean is 24. - no more than three numbers are the same.

asked by Ariellen on August 27, 2010
85. ## math

The area of a triangle is 600 square feet. Find the altitude, in feet, of the triangle if the length of the corresponding base is 30 feet.

asked by Sean on March 26, 2015
86. ## maths

what least number must be added to 630 to make the sum a perfect square? find the perfect square and its square root.

87. ## statistics

Q- Two samples of sizes 8 and 10 are drawn from two normally distributed population having variance 20 and 36 respectively. Find the probability that the variance of the first sample is more than twice the variance of the second sample.

asked by Vivaan on January 2, 2016
88. ## Physics

A 2.7 kg bucket of water is raised upwards by a rope. If the bucket has an acceleration of 3.4 m/s/s, find the force exerted by the rope on the bucket.

asked by Emma on October 12, 2012
89. ## Chemistry

You find a compound composed only of element x and hydrogen,and know that it is 91.33% element x by mass. Each molecule has 2.67 times as many H atoms as x atoms. What is element x ?

asked by Andrew22 on April 22, 2010
90. ## core mathematics

Two boats are 70m and on opposite sides of a lighthouse.from the two boats,the angles of elevation of the lighthouse are 71 and 45 respectively.find the height of the lighthouse.

asked by mary on April 1, 2017
91. ## Math

The length of a rectangular garden is 4 yards more than the width. The area of the garden is 60 square yards. Find the dimensions of the garden.

asked by LP on December 17, 2012

the height of a triangle is 4cm shorter than its base. if the triangle has an area of 48cm2, find the length of the base of the triangle.

asked by Kiirsty on May 25, 2014
93. ## Geometry

a belt is wrapped tightly around circle O and forms a right angle at P, outside the circle. find the length of the belt if circle O has a radius of 8.

asked by Anonymous on May 1, 2013
94. ## maths

by a reduction of 1kg in the price of sugar, mohan can buy one kg sugar more for Rs56 find the original price of sugar

asked by sasi on October 19, 2013
95. ## Math

Two simple of sizes 8&10 are drawn from two normally distributed population having variance 20 and 36 respectively. Find the probality that the variance of the first sample is more than twice the variance of the second sample

asked by Jaya on January 19, 2016
96. ## Math

a square painting is surrounded by a 2.5cm frame. if the total are of the painting plus frame is 3600 sq cm, find the dimensions of the painting.

asked by Maui on July 11, 2012
97. ## data

I am looking for the school report each year regarding school violence and vandalism? I can not find this information on the internet, can you help me? Missouri school report.

asked by sam on November 24, 2014
98. ## statistics

a math test has a mean of 43 and a standard deviation of 17.0. find the corresponding z scores for a test score of 13 and a test score of 59. show all work.

asked by mary on October 11, 2010
99. ## maths

A rectangular room is 2m longer than it is wide.if the width of the room is wm, express its length in terms of w.hence find the width of the room

asked by Angel chisuse on April 11, 2016
100. ## College Algebra

OOPS I got the zeros wrong in the last post...please show work. Find a polynomial of the specified degree that has the given zeros Degree 4: zeros -2,0,2,4

asked by Ashley on April 26, 2010