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 557
1. Math

Your weekly paycheck is 30 percent less than your coworker's. Your two paychecks total 695. Find the amount of each paycheck. Your coworker's is : and yours is .

asked by Anonymous on January 26, 2015
2. Geometry

the number of sides in 2 regular polygons is in the ratio 5:4 an the difference between their angles is 9^o. Find the number of sides in the polygon

asked by HELP!!! URGENT on December 2, 2011

Find two positive fractions such that if we switch the denominators, the sum afterthe switch is 50 times the original sum.

asked by qwerty123 on February 9, 2011
4. math

a train is moving at 40km/hr and rain is falling at 10km/hr find velocity of rain relative to train

asked by ahmed on May 25, 2010
5. algebra

HYPERBOLA Q!! Find an equation for a horizontal hyperbola with vertices that are 20 units apart from each other and foci 30 units apart each other?? im lost on this any help is appreciated !!!

6. Logarithm

Without using a calculator, find the value of x such that 9(3^x)^3= square root(1/27^2) So the answers show that 3^2(3^3x)= square root(1/3^3x) Why is it 1/3^3x? Wasn't it 1/27^2? Please explain clearly to me, thks!

asked by Nobody nobody but you on June 11, 2016
7. Geometry

the number of sides in 2 regular polygons is in the ratio 5:4 an the difference between their angles is 9^o. Find the number of sides in the polygon

asked by HELP!!! URGENT on December 2, 2011
8. Math

The base of a triangle is 6cm greater than the height. The area is 20cm^2. Find the height and the length of the base.

asked by Pam on March 20, 2014
9. Exploring mathematics elementary algebra

the units of a two-digit number exceeds thrice the tens digit by 1. the sum of the digits is 9. find the number.

asked by Joe Mhar Plaza on January 6, 2011
10. Math

The two legs of a right triangle are in the ratio √3/2. If the hypotenuse is 10 units long, find the area (in square units) of the triangle.

asked by K on March 3, 2018
11. math

Okay so i here is the problem......find the unit rate. I don't remember how to solve for the unit rate. Help me please i have a quiz tomorrow.

asked by kayla on January 9, 2012
12. geometry

The cylindrical storage tank has a height of 12 feet.Which of the following expressions could be used to find the volume of the tank in cubic feet?

asked by ashly on November 23, 2011
13. Math

The formula A=bh is used to find the area of a parallelogram. If the base of a parallelogram is double and its height is doubled, how does this affect the area.

asked by Cindy on February 8, 2011
14. Math

Find the minimum and maximum value of the function y=−(x−4)^2+9. Enter infinity or -infinity if the function never stops increasing or decreasing.

asked by George Carl on February 27, 2018
15. maths

Find an equation of the line that is perpendicular to the line whose equation is 2x – 5y = 3 and passes through (-2, 7). Last time i posted this, the answer was wrong

asked by Jo on February 27, 2018
16. math

Height: The volume of a cone is 100 in^3. Find a function that models the height h of the cone in terms of its radius r.

asked by David on October 9, 2009
17. math

HELP ! I just don't get this. The perimeter of a rectangle is 40 m. The length is 5m more than twice the width. Find the dimensions. What is the length? What is the width? I need to simplify my answer... PLEASE HELP ME>

asked by JOHNNY on May 21, 2010
18. Maths

A sum of Rs 500 is in form of domination of Rs 5 and Rs 10 if the total number of notes is 90 find the number of notes of each type

asked by Akash Hazra on February 5, 2015
19. geometry

A circular garden is divided into 6 equal sections. The radius of the garden is 13 feet. Find the area of one of the sections.

asked by Giulia on March 26, 2014
20. Math

Use the definite integral to find the area between the x-axis over the indicated interval. f(x) = 36 - x^2; [-1,13] So, what does be the area between the x-axis and f(x) equal? Thank you for any help! I'm really confused with this problem!

asked by Francesca on June 14, 2012
21. Calculus

Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = 15/4 x at (1,15/4)

asked by Tee on June 6, 2013
22. finite

a basket ball player makes 65% of her free throws find the probability that she will make at least 7 of her next 8 free throws

asked by Anonymous on April 7, 2013
23. Calculus

Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = 15/(4 x) at (1,(15/4) m = y =

asked by Shan on June 7, 2013
24. calculus

two forces f1 and f2 acting on an object at a 90 degree angle will pull the object with a reluctant force, R, at an angle between f1 and f2. R= ã f1^2+f2^2 R=15 and f1=9 find f2

asked by monica on July 12, 2013
25. math-slope and y intercept

find the two ordered pairs of this equation. y=5/3x+8 then give the slope and y intercept. I know the slope is rise over run and is the y intercept 8?

asked by KiKi on March 28, 2010
26. Math

Seven different models cars, from which there are three blue and four red, are to be parked in a row. Find how many different arrangements there are if no two cars of the same color are to be parked next to each other.

asked by Hola on April 11, 2016
27. Calculus/Physics

It took 1800J of work to stretch a spring from its natural length of 2m to a length of 5m. Find the spring's force constant.

asked by Tim on May 2, 2014
28. calculus

A particle moves so that its position is given by ⟨cos(t),sin(t),cos(6t)⟩. Find the maximum and minimum speeds of the particle.

asked by andre on August 19, 2016
29. Math

I have a TI-83 graphing calculator. How do you graph a polar equation on this calculator. Also how would I graph lim 5/x-2 x-->2 in order to find the limit?

30. geometry

A line segment on a number line has its endpoints at -9 and 6 find the coordinate of the midpoint of the segment please help the answer choices are A.1.5 B.-1.5 C.2 D.-3

asked by dawn on September 29, 2016
31. physics

A 75 kg box slides down a 25o ramp with an acceleration of 3.6 m/s2. Find the coefficient of kinetic friction between the box and the ramp.

asked by Anonymous on November 4, 2009
32. Math

Suppose f(x)=x^3 and the graph of g(x) is the graph of f(x) shifted vertically up 1 units and horizontally to the right 3 units. Find the Formula fir g(x)

asked by George Carl on February 3, 2018
33. Chinese

i cant find a site for mandarin lesson, and also a dictionary(mobile). may you suggest some site teaching mandarin. xiexie. :)

asked by Yana on September 22, 2013
34. algebra

Graph each of the following equations below using their intercepts?. 0.2x - 0.5y = 2 find the intercepts Y intercept is when x is zero x intercept is when y is zero. plot those points, connect the dots.

asked by jenny on January 31, 2007
35. math

Using only​ algebra, find a cubic function with the given zeros. -2, 3, -7 the polynomial function is: f(x)=x^3+ (BLANK) x^2-13x-42 i can't figure out what BLANK is Thank you!

asked by Jessica on September 22, 2018
36. math

Two non-negative numbers are chosen such that their sum is 30. Find the numbers if the sum of their squares is to be a maximum. Explanation to solve this would help !

asked by David on April 10, 2013
37. chem

if a sample of iron(III) oxide contains 22.56g of iron, what is the mass of the sample? do u just find the molar masses?

asked by rose on February 22, 2013
38. Calculus

find the derivative of y= x^3+8/x+2 the / is meant to be a fraction bar, I am really really bad at finding the derivative of a fraction function, could you help by showing me exactly how, Thanks

asked by Minnie on November 9, 2014
39. physics

An 8000 kg elevator is supported by a steel cable. If the acceleration of the elevator is 1.4 m/s^2 upward, then find the tension in the cable.

asked by sam on October 7, 2016
40. Algebra

Find all positive values for k for which each of the following can be factored. X^2-x-k Using the quadratic equation, x= 1/2 +-1/2* sqrt (1+4k) Now, the sqrt has to be of a positive number, so 1+4k>0 so any value of k>-1/4 should work.

asked by Scott on July 23, 2007
41. Math

The length of a rectangle is 5 centimeters less than three times it's width . It's area is 12 square centimeters. Find the dimensions of the rectangle

asked by Beulah Anderson on November 12, 2014
42. math

I'm in grade 5 and I need help on an area and perimeter question. The area of a rectangle is 300mm and the length of it is 15 mm. I need to find out the width of this rectangle.

asked by Anonymous on February 10, 2015
43. MATH

A data set has the following points: (0, 2), (4, 1), (6, 0) The slope of the linear regression line is -0.32. Find the y-intercept of the linear regression.

asked by J on July 11, 2013
44. math

Graph each of the following equations below using their intercepts?. 0.2x - 0.5y = 2 find the intercepts Y intercept is when x is zero x intercept is when y is zero. plot those points, connect the dots.

asked by jenny on January 31, 2007
45. Pre Calculus

Find the magnitude and direction angle for the vector v=3 cos 123 degrees i + 3 sin 123 degrees j.

asked by ADOG on May 17, 2018
46. math

Find the time for two people working together to complete a task if it takes them 4.5 hrs and 6 hrs working individually.

asked by bernette on March 8, 2010
47. math-calculus

5a-3/a+7 = 5a-14/a+1 so i find that only lowest common denominator for equation is (a+7)(a+1) (a+7)(a+1)(5a-3/a+7) = (5a-14/a+1)(a+7)(a+1) in first part i get rid of a+7's and in second part i get rid of a+1's. (a+1)(5a-3) = (5a-14)(a+7) 5a^2+2a-3 =

asked by Shreya on January 6, 2012
48. algbrea

given the perimeter of a rectangle and either the length or width, find the unknown measurement using the formula.the perimeter is 94 cm and the length is 25cm

asked by jackjohnsonb on October 15, 2009
49. Calculus and vectors @ Bob Purs

Rectangle side is represented by (2,3) and (-6,4). Find the perimeter of rectangle. Is this correct? (-6-2), 4-3) sqrt(8^2+1^2) sqrt(65) =8.062257748(2) =16.124?

asked by Jake on March 22, 2012
50. math

Graph each of the following equations below using their intercepts?. 0.2x - 0.5y = 2 find the intercepts Y intercept is when x is zero x intercept is when y is zero. plot those points, connect the dots.

asked by jenny on January 31, 2007
51. Math

x varies partly as y and partly y^2 when y =4,x=52.8 ,and when y=5,x=81 find x when y=6

asked by Biola on February 15, 2019
52. Calculus

Use the given vector to find a vector b such that compab = 4. a = ‹4, 0, 1› ‹s, t, >

asked by abby on April 17, 2010
53. Mathematics

In a quadrilateral,the angles are x°, (x+10)°, (x+20)°, (X+30)°Find the angles

asked by Sravanthi on January 8, 2018
54. 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
55. RSUST

find the projection of vector A=I-2j+k in the vector B=4i-4j+7k

asked by Anonymous on December 28, 2015
56. 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
57. math

Find an equivalent ratio for the ratio 6 to 7.

asked by Anonymous on June 9, 2016
58. Mathematics

Find using substitution: ∫ 1/[x(1+lnx)^2] dx I'm not sure what substitution to use.

asked by Chloe on April 23, 2016
59. MAth answer check

One solution of kx^2 +6x-k=0 is -3. Find the other solution I have the answer as -1/3 is this right?

asked by Shawn on November 10, 2008
60. calculus

∫ sin(x)sin(3x)dx find the integral

asked by Rox on June 14, 2012
61. MATH

Find the product 3[x-(- 1/3+2iã14/3)][x-(-1/3-2iã14/3)]

asked by dona on October 26, 2010

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

asked by Michelle on July 31, 2010
63. 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
64. Algebra

f(x)=sqrt(x+4)+sqrt(4-x) Find X and Y intercepts

asked by Anonymous on April 29, 2016
65. Math

Find the first three iterates x1,x2,x3 of f(x)=2x-5 for an initial value of x0=3. x1=f(x0) =f(1) =2(1)-5 =-3 2(-3)-5 -6-5 -11 2(-11)-5 -22-5 -27 the first three iterates are: -3,-11,-27

asked by Jon on March 4, 2008
66. chemistry

The mass value for Br-79 is 78.918amu. Find the mass of Br-81

asked by linda on October 1, 2015
67. Math

If the line through (x,1) and (0,y) is coincident with the line through (1,4) and (2,-3), find x and y.

asked by Allyssa on May 10, 2015
68. calculus

find an equation in x and y such that the distance between (x,y) and (-2,0) is twice the distance between (x,y) and (3,1)

asked by Anonymous on June 30, 2009
69. Math

If the distance of point (5, 0) to (3, 2) is twice the distance of (5, 0) to (7, n + 1). Find the value of n.

asked by amikhailov on July 7, 2016
70. trig

Find sec theta if theta=3/4 in Q1

asked by andy on August 7, 2011
71. math

find the number of fifths in one and four fifths

asked by CHARLIE on December 2, 2012
72. precal

find all values of x such that sin(sin(x))=1

asked by george on October 26, 2010
73. trigonometry

If cos x = 4/5, 0° x 90°, find the value of (1 + tan x)/(1 - tan x)

asked by Lucky on April 8, 2017
74. math

Find the integral given below. integral cos^2(7x+1)dx

asked by Carl on September 12, 2018
75. 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
76. algebra functions

how do i calculate this if f(x)= 3x+1 and g(x)=x+2 find (f+g)(x) and calculate (f+g)(1) a little confused can some one please help me thank you

asked by christin on October 20, 2013
77. St Ans School

A number is as much less than 75 as it is greater than 45. Find the number?

asked by SNIGDHA on November 12, 2014
78. 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
79. Math

use the functions f(x)=x+4 and g(x)=2x-5 to find the specified functions. (g X f)^-1 Would the answer be x+1 over 2?

asked by Dan on February 20, 2009
80. algebra

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

asked by Anonymous on April 12, 2010
81. math

(12^5)^3 = 12 ( I have to find the exponent) my answer is 15 for the exponent

asked by Anonymous on September 14, 2014
82. geometry

^ RST m

asked by Sarah Atchley on December 20, 2012
83. algebra 1

four less than half a number is 17.find the number

asked by adrian on March 2, 2011

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
85. math help urgent

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

asked by someguy on October 21, 2012
86. 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
87. Calculus

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

asked by Abigail on March 6, 2011
88. Math

If m

asked by Aaron on August 8, 2013
89. vidya varthaka

If 1+cos² thetha =5/4. Find thetha

asked by Anonymous on September 15, 2016
90. Math

If the bearing of P from Q is 145% find the bearing of Q from P

asked by Adjoa on October 3, 2018
91. Maths

sin(x)+cos(x)=2/3 find the value of sin(x)

asked by Shubham on May 22, 2008

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

asked by Jessica on March 9, 2010
93. alpha

Secø + tanø=x Then find the value of secø

asked by daivik on August 1, 2015
94. math

How can you find the percent one number is of another? For example, what percent or 35 is 7? (I think 20%)

asked by 6 math on November 3, 2009
95. Calculus

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

asked by Abigail on March 6, 2011
96. Algebra

find all possible values for the interger n so that 9 is also a interger --- n+1

asked by Bobby on September 16, 2007
97. Math

Find the y-intercept and the z- intercept for the equation 6x-2y=24

asked by Tonya on June 16, 2008
98. math

how could i use the product 10 x 42 = 420 to find the product of 5 x 42?

asked by Francine on December 20, 2009
99. math

line a is parallel to line b and m ∠ 18 = 42. Find m ∠ 20.

asked by 2 + 2 = on November 3, 2018
100. Math

How would I find the derivative of x^2 + 3x using the definition of the derivative?

asked by Jessica on December 5, 2007