# 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 556
1. ## math(geometry

W and Z are coordinates of OR and ST respectively. In parts (a)-(c) find coordinates of W and Z

asked by Samantha on February 8, 2011
2. ## math help urgent

From the graph find the maximum δ>0 which is such that if 0

asked by someguy on October 21, 2012
3. ## social studies

do you know any webs where i can find out about Italy.(i tried italy . com)

asked by chichi on April 28, 2010
4. ## Calculus

Find f'(x) if f(x)= Logx(x^2-5x+6) NOTE: that logx is a sub x

asked by Jesse Stone on January 27, 2012
5. ## maths

The coefficient of x^2 is 69 in the expansion of (1-ax)^24, where a>0. Find the coefficient of x^3.

asked by Shane on August 8, 2013
6. ## algebra

For the function f(x)=(7-8x)^2, find f^-1. Determine whether f^-1 is a function.

asked by lee on December 10, 2012
7. ## Calculus

Find the derivative of f(x)=e^(sin(1))+(sin(1))^x.

asked by Abigail on March 6, 2011
8. ## algebra

Find the domain of the following: f(x)=x+4 so x is the domain so would the answer be -4?

asked by Anonymous on January 30, 2013
9. ## algebra

if 3/5 of a number exceeds its 2/7 by 44. find the number

asked by sheldon on May 2, 2010
10. ## Geometry

Two angles are complementary. One contains 20° more than the other. Find both angles.

asked by Ivan on January 18, 2011
11. ## math

I need to find what 0.10 is a percentage of 0.72. and what 0.10 is a percentage of 0.62. Please help asap!!!!!

asked by shaista on June 29, 2010
12. ## Math

Find the slope of e^x at x=0. The slope is 1 correct? e^0=1

asked by Hannah on April 2, 2011
13. ## math

it says to find a fraction of these whole numbers 1/2 of 10 has to be a fraction

asked by gabe on December 13, 2012
14. ## Math

find the value of the expression 3*45 divide 9-2 (10-6) -4 divide 2

asked by Debbie on July 3, 2012
15. ## math

can someone please help me understand how to get a z score. For example I have to find the z score for: x and y and x is 2 and y is 3

asked by patinace on February 11, 2012
16. ## calculus

Find the limits lim_x->2 x^3+x lim_x->2 (x^2-4)/(x-2)

asked by Naomi on October 22, 2012
17. ## math

find each sum 65+18 How can you regroup ones in this sum?

asked by esha on December 6, 2010
18. ## algebra

How do i find the X-Intercept and Y-intercept in this equation : Y=3x+1

asked by Rakhem on February 20, 2013
19. ## Algebra

I am trying to find the equation to m= 8(3,2)This is what I did and then I get stuck, sorry m=8(3,2) y=2(8)(x-3) y=2x-? this is where I get stuck -24 or -5

asked by Ziggy on September 6, 2010
20. ## 2nd grade

How do you find the perimeter of a letter? for ex. the letter U

asked by Jessica on March 9, 2010
21. ## math-please check my answer

Find the slope of these two points (3,5)and (-5,-2) Is the slope 3?

asked by Michelle on July 31, 2010
22. ## algebra

if 3/5 of a number exceeds its 2/7 by 44 ,find the number

asked by Anonymous on April 12, 2010
23. ## Math-please check my answer

Find the slope of the following points(8,9) and (10,-9) -9 - 9 / 10 - 8 = -18/2 = -9 is the slope?

asked by Michelle on August 1, 2010
24. ## statistics

for a sample of n = 36, find the probability of a sample mean being less than 12.2 if u = 12 and o = 0.95

asked by caintgetrite on November 4, 2010
25. ## math

Find each percent of increase from 48 ro 60 so 25% of 48 is 12 x= 25 % increase?

asked by lilly on November 10, 2010
26. ## geometry

the points K and M are points of tangency. Find the value of x. 4x+7=7x-8

asked by tanesha on February 7, 2012
27. ## Probability

Assume that P(A) = 0.4, P(B) = 0.4, and P(A∪B) = 0.7. Find P(A∩B) and P(A complement ∩ B complement).

asked by Erica on January 17, 2012
28. ## Calculus

Find the derivative of f(x)=e^(sin(1))+(sin(1))^x

asked by Abigail on March 6, 2011
29. ## geometry

The coordinates are a(0,2) b(12,0) and c(-6,0). If cm is a median, find the coordinates of m.

asked by Gia on December 6, 2010
30. ## Composite Functions

f(x)=(7x+28)/(x-3) and g(x)=(3x+28)/(x-7) Find: (fog)(x) (gof)(x) (fog)(-1)

asked by MV on December 3, 2011
31. ## math

Find each percent of increase from 48 ro 60 so 25% of 48 is 12 x= 25 % increase?

asked by lilly on November 10, 2010
32. ## calc

How do you find the derivative of: ln(3x^2 + x - 1) I know the derivative of lnx is 1/x

asked by Ted on April 20, 2010
33. ## Ashford

find the x- intercepts and y intercepts of the function f (x)=2x-8

asked by Angela on May 3, 2012
34. ## geometry

^ RST m

asked by Sarah Atchley on December 20, 2012
35. ## math

find the number of fifths in one and four fifths

asked by CHARLIE on December 2, 2012
36. ## geometry

If 35% of an amount is 21, find the complete amount. Would it be 60?

asked by punk480 on March 18, 2012
37. ## trig

Find minimum value of 2cos x + 2cos y

asked by vikrant on April 17, 2013
38. ## trig

Find minimum value of 2cos x + 2cos y

asked by vikrant on April 17, 2013
39. ## math geometry

how do i find the value of x in a triangle when in one angle says 2x, another angle is 3x, and another is just x.

asked by hillary ! on January 10, 2011
40. ## geometry

Given AB=8 and BE is four times the length of AB, find the length of AE

asked by Anonymous on June 22, 2011
41. ## Math

Find the integral of: f(x)= (x^4 + 2 sqrt x )/x^2 I tried... = x^2 + 2 sqrt x / x^2 = x^2 + 2 x^-1.5 =1/3 x^3 + ???

asked by Kay on June 23, 2011
42. ## calculus

∫ sin(x)sin(3x)dx find the integral

asked by Rox on June 14, 2012
43. ## Geometry

Find the x- and y- intercepts for each equations. What is the x- and y- intercepts? y= -2x + 8

asked by Kara on August 28, 2011
44. ## Integral Calculus

Trying to find ∫x*arctan(x)dx, but I can't figure out what do to after: (1/2)x^2*arctan(x)-1/2∫x^2/(x^2+1) dx

asked by Jay on May 24, 2012
45. ## math

If L (3x + 50 degrees)is parallel to M (2x - 20 degrees) find X.

asked by Mika on September 28, 2011
46. ## math

how do you find the b when A=12 square feet and h=2.0 feet?

asked by april on June 17, 2010
47. ## 3rd grade

How can you use 16 divide by 4 = 4 to help you find 160 divide by 4?

asked by 3rd grader on March 24, 2010
48. ## trig

Find minimum value of 2cos x + 2cos y

asked by vikrant on April 17, 2013
49. ## algebra

for the function f(x)=(3-4x)^2, find f-1. determine whether f-1 is a function

asked by anonymous on January 4, 2013
50. ## algebra find mean

find the mean median most for : -12 -2 3 7 9 10 10 i got for median 7 most: 10 mean: i got -12 + -2 = -14 3,7, 9, 10, 10 = 39 now im stuck how to get mean? can you help

asked by Marko on October 11, 2011
51. ## statistics

find the z-score corresponding to a score of X=60 for the each of the following distributions. u=50 and 0=10 u=50 and 0=5

asked by Patricia on March 3, 2010
52. ## Calculus I

Find the derivative of y=ln((1+e^x)/(1-e^x)) I know that the derivative of y=ln(1+e^x) would be (e^x)/(1+e^x), but I'm not sure what to do with the 1-e^x on the bottom here. Can someone help please? Thanks!

asked by Marissa on May 21, 2012
53. ## Algebra II

How do you find the range of this problem? y = 4^x - 5 Where do I even look for the range?

asked by Thomas on January 8, 2011
54. ## Math

what is the domain of this function how did you find the domain. f(x)=(2x-3)/(x+9)

asked by chchch on July 17, 2012
55. ## geometry

if mBA=44 find the measure of mBA

asked by emil on December 7, 2010
56. ## 3rd grade

How can you use 16 divide by 4 = 4 to help you find 160 divide by 4?

asked by 3rd grader on March 24, 2010
57. ## geometry

find PD if the coordinate of P is -7 and the coordinate of Dis -1

asked by keke on September 15, 2010
58. ## Calculus

If √2cos(x)-1 = (1+√3)/2 and √2cos(x)+1 = (1-√3)/2, find the value of cos4x.

asked by sh on March 5, 2010
59. ## pre calc

((cos^4)6x)-(sin^4) 6x=cos(g(x)) find g(x)

asked by dylan on April 21, 2013
60. ## Calculus

*Optimization problem* I'm okay at some optimization problems, but this one has me stumped. You work for a company that manufactures circular cylindrical steel drums that can be used to transport various petroleum products. Your assignment is to determine

asked by Zared on November 29, 2012
61. ## physics modern

1. a) If a photon and an electron each have the same energy of 20.0 eV, find the wavelength of each. b) If a photon and an electron each have the same wavelength of 250 nm, find the energy of each. c) You want to study an organic molecule that is about 250

asked by Anonymous on April 9, 2011
62. ## Physics

A ball is hit from horizontal ground with velocity (10i+24.5j) ms-1 where the unit vectors i and j are horizontal and vertically upwards respectively. a)State two assumptions that you should make about the ball in order to make predictions about its

asked by 0oooooooo0 on September 30, 2017
63. ## business

1. An auto manufacturer negotiates a deal to have its cars appear in a Hollywood film. This is an example of A. publicity. C. media placement. B. product placement. D. image exposure. 2. To affect market _______, a company’s framework could be

asked by nick on June 6, 2012
64. ## physics

Two copper cylinders, immersed in a water tank at 46.3°C contain helium and nitrogen, respectively. The helium-filled cylinder has a volume twice as large as the nitrogen-filled cylinder. a) Calculate the average kinetic energy of a helium molecule at

asked by maria on January 3, 2012
65. ## physics

Two copper cylinders, immersed in a water tank at 46.3°C contain helium and nitrogen, respectively. The helium-filled cylinder has a volume twice as large as the nitrogen-filled cylinder. a) Calculate the average kinetic energy of a helium molecule at

asked by maria on January 1, 2012
66. ## Physics

Two copper cylinders, immersed in a water tank at 46.3°C contain helium and nitrogen, respectively. The helium-filled cylinder has a volume twice as large as the nitrogen-filled cylinder. a) Calculate the average kinetic energy of a helium molecule at

asked by Lyra on January 26, 2014
67. ## Calculus

A water skier skis over the ramp, 5m vertical, 1m horizontal, at a speed of 12m/s. How fast is she risingas she leaves the ramp? d=root26 dy/dt=[(d)(d')-(x)(x')]/y dy/dt=[(12)(root26)-(5)(x')]/1 How do I find dx/dt? Thanks in advance.

asked by sh on December 3, 2009
68. ## Algebra

Don't understand quadratic word problems at all. Please help, with steps. One number is 8 more than another number. Their product is 273. find the numbers. The differance between a number and twice it's reciprocal is 17/10. What is the number? Thanks,

asked by Kelly on April 30, 2009
69. ## Math

Given the following matrix A, find an invertible matrix U so that UA is equal to the reduced row-echelon form of A: You can resize a matrix (when appropriate) by clicking and dragging the bottom-right corner of the matrix. A = 3 3 9 −6 3 3 9 −6 −2

asked by valarie on October 21, 2018
70. ## algebra

A ball is thrown vertically upward with an initial velocity of 128 feet per second, the ball’s height after t second is s(t) = 128t – 16t². a. Find the average velocity from 2 to 4 seconds.

asked by syu on April 1, 2015
71. ## physics

A 9 kg block initially at rest is pulled to the right along a horizontal, frictionless surface by a constant, horizontal force of 18.8 N. Find the speed of the block after it has moved 3.3 m. Answer in units of m/s.

asked by Anonymous on November 30, 2010
72. ## algebra

A ball is thrown vertically upward with an initial velocity of 128 feet per second, the ball’s height after t second is s(t) = 128t – 16t².Find the average velocity from 2 to 4 seconds.

asked by syu on April 1, 2015
73. ## physics

a cannonball is fired with initial speed v0 at an angle 30 degrees above the horizontal from a height of 40m above the ground. the projetile strikes the ground with a speed of 1.2v0. find v0.

asked by Angela on September 22, 2011
74. ## Physics1

Four point charges are placed at the four corners of a square. Each side of the square has a length L. Find the magnitude of the electric force onq2 due to all three charges q1, q3 and q4 for L = 1 m and all q = 1.55 C. Answer in units of N

asked by jc on February 12, 2012
75. ## Brief Calculus

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to four significant digits.) Enclosed by y = e^x, y =

asked by Matt on November 25, 2014
76. ## Geometry

In rhombus MPKN with an obtuse angle K the diagonals intersect each other at point E. The measure of one of the angles of a ∆PKE is equal 16°. Find the measures of all angles of ∆PKE and ΔPMN.

asked by maria on April 20, 2017
77. ## linear modeling

The fair market rental rate for Columbus was \$730 in 2013 and \$551 in 2003. Find the average rate of change for rent in Columbus during this period.

asked by jess on April 24, 2016
78. ## Basics of health insurance

For electronic access to computer data, computerized signatures may consist of the following (6) verification or access methods?? (I have read and read and I just can not seem find the answer. I sure hope someone can help me out. Thanks in advance.

asked by Kimberly T. on August 10, 2010
79. ## Algebra math Question

Find the dimensions of the rectangle meeting the specified conditions. The perimeter is 20.4 millimeters and the length is 2.4 times the width. (Round your answers to one decimal place.) width mm length mm

asked by LIYAH on November 24, 2014
80. ## Social Studies

I have to find the definition of a "locator" and draw it. I am studing maps. The other definitions I had to draw were: Cardinal and Intermediate directions and oceans. Locator is the last one. I am totally stumped i have no clue

asked by Chloe on September 14, 2006
81. ## Biology

Can someone explain to me in simple terms deductive and inductive reasoning. Every time I find a new definition, I get more confused. I think that deductive is when you try to figure out from something that is generic and inductive is when you already know

asked by Megan on March 11, 2008
82. ## Statistics

A statistics professor plans her classes so carefully that the lengths of her class are uniformly distributed between 46.0 and 56.0 minutes. Find the probablity that given class period runs less than 51.75 minutes

asked by Jamie on November 27, 2013
83. ## geometry

In rhombus MPKN with an obtuse angle K the diagonals intersect each other at point E. The measure of one of the angles of a ∆PKE is equal 16°. Find the measures of all angles of ∆PKE and ΔPMN.

asked by Anonymous on April 21, 2017
84. ## maths

one FOURTH OF A HERD OF CAMELSWAS SEEN IN THE FOREST . TWICE THE SQUARE ROOT OF YHE HERD HAD GONE TO MOUNTAINS AND THE REMAINING15 CAMELS WERE SEEN ON THE BANK OF THE RIVER . FIND THE TOTAL NO. OF CAMELS

asked by sania on December 31, 2012
85. ## calculus

Sketch the region in the first quadrant enclosed by y=6/x, y=2x, and y=.5x. Decide whether to integrate with respect to x or y. Then find the area of the region. need final area as answer please, and step would be helpful also if you can post.

asked by Nick on July 19, 2015
86. ## physics

Two point charges are separated by 6.4 cm. The attractive force between them is 10 N. Suppose that the charges attracting each other have equal magnitude. Rearrange Coulomb's law and find the magnitude of each charge

asked by Christy on April 17, 2012
87. ## Physics - Circuits

Theres a circuit wired in series that has 4 resistors. 1) 10 ohms 2) 6 ohms 3) 1 ohms 4) 2 ohms Find the potential difference across the 10ohm resistor. Answer in units of V What exactly am i supposed to do to calculate this?

asked by Anonymous on February 14, 2012
88. ## Pre-Cal

A box with a square base and an open top is constructed from 5400 cm^2 of cardboard. Find the dimensions of the largest possible box. I know the answer is : base lenght - 42.4 cm height- 21.2 cm please help me, thank you so much :)

asked by Layla on October 9, 2010
89. ## Math

a tank of 100litres has two taps one tap pours in 60L in 5mins and takes out 14L in 2mins. find the time taken to fill that tank when both taps are open

asked by Ntwali on October 5, 2016
90. ## Business Math

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to four decimal places.) Enclosed by y = ln x, y = 2

asked by Zia on January 3, 2013
91. ## physics

a cubical block of side 2cm is lying on a table. if the density of the material of the cube is 10000kg/m^3. find the pressure exerted by the block on the table. (g=10m/s^2).

asked by prudhvi on January 6, 2013
92. ## physics

a pole 10m long rests slantly against a vertical wall ab making 60 degrees with the horizontal (ground). find how faris the foot of the pole from the wall

asked by aakaash on June 4, 2014
93. ## statistics

Assume that body temperatures of healthy adults are normally distributed with a mean of 98.2°F and a standard deviation of 0.62°F. Find the 90th percentile of the sample mean body temperatures for samples of size 16.

asked by ali awan on May 7, 2013
94. ## Math

You are standing on a cliff that is 50 m above the ocean and you see a ship that is 950 m from the bottom of the cliff. Find the angle of depression from you to the ship. Round your answer to the nearest tenth of a degree.

asked by Anonymous on May 30, 2012
95. ## geometry

The lateral area of the right regular triangular prism is 18 cm^2.Find the total surface area.give your answer in decimal form rounded of to 2 decimal places

asked by dj on June 4, 2014
96. ## writing..some history involved...

hi i have to write about why i would or would not join the nazis...i chose not to...but i can't find much info. to support why i wouldn't join. i also need to explain how the nazi propagandas affect me... do u have any info i can use...or good websites??

asked by tina on March 17, 2008
97. ## statistics

The Intelligence Quotient (IQ) test scores for adults are normally distributed with a mean of 100 and a standard deviation of 15. What is the probability we could select a sample of 50 adults and find the mean of this sample is between 95 and 105?

asked by Trev on November 11, 2012
98. ## Chemistry

I'm supposed to find the quantum numbers for a 5py orbital. I'm not sure how to do this, can anyone help? N=5 l = 4 3 2 1 0, for p you want l = 1 ml= -1 0 +1 representing px, py, and pz orbitals. ms= +1/2 and -1/2. Look at a diagram in your book for the

asked by John on November 26, 2006
99. ## Physics

A ball mass 1000g is drop from a height Of 5m and rebounded to a height Of 25 m. Find i it kintentic just before impact ii its intial rebounce velocity and kintentic and show the working.

asked by Anonymous on October 13, 2016
100. ## Algebra

Multi-Step The heights of the starting players for the Davis High School boy's basketball team are 78 1/2 in., 74 in., 71 5/8 in., 70 3/4 in., and 69 1/2 in. Find the average height of the starting players.

asked by Kay on October 6, 2015