# 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 499
1. ## Calculus

find f'(a) for f(x)=1/sqrt(13-7x) i got my answer to be 7 / (7(13-7x)sqrt(13-7x)) but it says i am wrong please help

asked by Kelly on October 2, 2011
2. ## Math

If a certain number, x, is added to 4/(x+1), the result is 3. Find the number.

asked by Bianca on September 22, 2012

f(x)=2x; -1(is less than or equal to) x (less than or equal to) 5 Find the domain of the function.

asked by Kimmie on September 8, 2014
4. ## Math - distances between two planes

Find the distances between planes. plane 1: 2x-y-z-1=0 plane 2: 2x-y-z-4=0

asked by Shaila on August 28, 2010
5. ## Calculus 2

Find the area bounded by the curves y=4x^2-25, y=0, x=-1, x=3.5. Ps the area is not 54 or 60 I already tried.

asked by Oscar on January 30, 2018
6. ## CHEMISTRY (ionization energy)

find the ionization energy of I-, I, and I+ I know you have to use E= hc/lambda, and c=lambda x v, but how do i get v?

asked by Ferdinand on November 6, 2011
7. ## Math

Find the critical points, and the points of inflection y= (x+1)^2/x Help me please!!!

asked by Sara on February 6, 2017
8. ## algebra

One number is twice another. The sum of their reciprocals is 3/10. Find the number.

asked by Anonymous on October 31, 2008
9. ## calculus

antiderivative f''=3x+5sin(x) f(0)=4 f'(0)=4 Find f(x) I got (1/2)x^3-5sin(x)+(15/2)x+(7/2), but it was wrong

asked by Anonymous on November 7, 2011
10. ## Math

If cscØ = 4/3, find sinØ + sinØ cot^2 Ø

asked by Rachel on February 9, 2017
11. ## Math- URGENT

find the value of x or y so that the line through the points has the given slope. (12,y) and (15,-8); slope: 2/3

asked by John on October 23, 2013
12. ## Algebra

The difference of two numbers is 3. Their sum is 13. Find the numbers.

asked by Taylor on March 28, 2019
13. ## Algebra

Find the slope of any line for perpendicular to the line through (-4,-5) and (6,-1).

asked by Keonn'a on September 16, 2018
14. ## algebra

How do you find the LCD for these fractions 3/4c & 5/6ct also is the LCD for 4/15 & 1/9 (45)?

asked by Linda on December 11, 2011
15. ## Slopes

How can I find the slope of a line when given two points??? slope=(y1-y2)/(x1-x2)

asked by Anonymous on August 22, 2006
16. ## Algebra

Find the slope of any line for perpendicular to the line through (-4,-5) and (6,-1).

asked by Keonn'a on September 16, 2018
17. ## Algebra

Find the slope of any line perpendicular to the line through (3,2) and (-3,4).

asked by Keonn'a on September 16, 2018
18. ## Math

For the curve given by 4x^2 + y^2 = 48 + 2 * x * y, find the positive y-coordinate given that the x-coordinate is 2.

asked by Anonymous on April 6, 2018
19. ## Math help update

let f(x) = 12x^2 +7x-10. Find x such that f(x)=0 a.) -4/5, 5/3 b.) -5/4, 2/3 c.) -2/5, 5/3 d.) -5/3, 2/3 I think I have it. I was able to factor out 12x^2 +7x-10 to (4x+5) (3x-2)=0 The answer is -5/4 and 2/3 right?

asked by Shawn on November 9, 2008
20. ## math

Find an angle between 0 and 2Ð that is coterminal with given angle. 1. -7Ð /3 2. 10 3. 51Ð /2

asked by David on October 26, 2009
21. ## Physics

Find the projection of vector A=i-2j+k onto the direction of vector B=4i-4j+7k

asked by Devin Darkie on June 11, 2013
22. ## math

how to find out y intercept on a graph and slope of the graph

asked by larry on October 29, 2013
23. ## geometry

Given trapezoid MNOP with a median QR, find the value of x MN=x+2,OP= 3x-10, median 16

asked by Anonymous on May 1, 2012
24. ## math

ABCD is a parallelogram. If AB is equal to 2x + 1 and CD is equal to x + 13, find x.

asked by Kris on April 30, 2012
25. ## Algebra Grade 7

Pentagon ABCDE ~ Pentagon FGHIJ. Find BC for GH =12, IJ = 15 and DE = 10

asked by randomchik on October 4, 2012
26. ## calculus

Find dy/dx by implicit differentiation. x^4 + x^3y + 4y^2 = 7 x cos y + y cos x = 1

asked by Cole on February 23, 2013
27. ## trig

if cot(- theta) = 7.89, find tan(theta- pi/2)

asked by hilde on March 14, 2010
28. ## Math

How do I find the derivative of sin^2(x) or written as sin(x)^2?

asked by Anonymous on March 12, 2010
29. ## secondary

find gradient of y plus 2x divide by 4 equal x divide by 3

asked by stanil maya on June 16, 2015
30. ## Algebra

(-1,4) and (5,8) is (x1,y1) and (x2,y2). The slope is m=(y2-y1)/(x2-1). Substitute and evaluate to find the slope.

asked by Michelle on September 19, 2011
31. ## polynomial

can someone use the graph of y=2x³+x²+x+8 to find d roots of y=2x³ +x²-x +5??.

asked by noami on February 10, 2017
32. ## Calculus

Let f(x) be the function f(x)={x2−c for x

asked by Lou on September 12, 2015
33. ## Elective mathematics

The first three terms of a GP are k-3,2k-4,4k-3 in that order .find the valve of k and the first 8 terms

asked by Anonymous on March 10, 2015
34. ## calculus

W=6x^4 SQRT4y ln (3z) find F with regards to x Is 24x^3 SQRT4y ln (3z) correct?

asked by Jane on December 8, 2011
35. ## Maths

Find the square root of 12-22square root 2

asked by Rilwan on September 17, 2017
36. ## calculus help amigos

Find the point on the line 5x+5y+7=0 which is closest to the point (3,−4)

asked by AMELIA on May 7, 2016
37. ## Math

Please help me with the two given questions. 1] find lim 3x^2-4x/7 x-->0 2] lim sinx/2x x-->0

asked by Tania on August 22, 2011
38. ## Algebra II

Find the value of tan[tan^-1 1/2] My answer is 1/2. Is this correct?

asked by Lucy on April 6, 2008
39. ## Caculus

Find the limit of f(x)=1/(x-1) as approaches 1 think inifnite limit

asked by Collins on September 6, 2015
40. ## Calculus

Find the point on the line -4x+7y+3=0 which is closest to the point(-5,-5)

asked by JAY Z on April 30, 2014
41. ## Math

Find the area of the triangle.7.8cm and 2.8cm.

asked by dancingrocks on March 18, 2018
42. ## math

Find the x-intercept and y-intercept (zeroes of the function) 1.) P(x)=x^4- 9x^2 2.) P(x)= 2(x-5)(x+2)^2

asked by chen on September 3, 2014
43. ## statistics

Z-test. How to find critical value for one tail test?

asked by Anonymous on March 10, 2015
44. ## Math help

asked by Riley on December 5, 2010
45. ## Math

How can I find number of inches in F feet and I inches?

asked by ABC on May 26, 2017
46. ## Mathie mathie mathie

Find B - A if the graph of Ax + By = 7 passes through (2,1) and is parallel to the graph of 2x - 7y = 3.

asked by Lake on September 4, 2017
47. ## Mathematics

s=a+b+c/2 solve for b the correct answer is b=2s-a-c I would like to know how this answer came up how do I find b

asked by Anonymous on September 14, 2011
48. ## algebra

how do i solve this find the root 3x^2 +21x=0 is the root 7

asked by toni on October 8, 2013
49. ## Calculus

Find the point on the line -3 x + y + 4 =0 which is closest to the point ( -5, 0 ).

asked by Anonymous on October 27, 2011
50. ## Chemistry

If Ka for HNO2,=4.5x10-4, find the [H+] a 0.9 M HNO2 solution.

asked by Kathy on May 26, 2016
51. ## calculus

Find the point on the line 4x+2y+5=0 which is closest to the point (-2,-1)

asked by Anonymous on June 2, 2016
52. ## Geometry

Find the value of x Triangle MNP ~ Triangle XYZ PM=x+5 PM=4x-10 ZX=30 ZY=75

asked by Gen on June 2, 2016
53. ## geometry

the mid point of ef is (-3,7). the coordinates of e are (-3,10. find the coordinates of f.

asked by owsbaldo on September 10, 2010
54. ## math

Find the value of 119 square -111 square

asked by find the value of 119 square -111 square on July 7, 2017
55. ## Math

The sides of parallelogram 2x+y,3y-2x,5y-8,4x-3 are given in cm.find x and y and the perimeter of the parallelogram

asked by Maccbath on February 19, 2012
56. ## Poly

Find the indicated limit, if it exists. -4 -12 -8 The limit does not exist.

asked by Gail on May 7, 2015
57. ## math

How do you find the discount of Regular Price \$38 Discount 10%

asked by penelope on May 20, 2010
58. ## math

Find the value of 119 square -111 square

asked by find the value of 119 square -111 square on July 4, 2017
59. ## Geometry

How do you find the third altitude of a triangle with the two other altitudes? I have the altitudes 12 and 14.

asked by Sheenybeany on June 24, 2014
60. ## calculus

how do you find the sum of a series? for example: the series from n=0 to infinity of (-1)^n/n!??? thanks

asked by sarah on March 20, 2008
61. ## math

The sides of the triangle are on the of x+y+6=0, x+2y-4=0, 3x+y+2=0. Find the vertices of the triangle

asked by tsunayoshi on June 25, 2014
62. ## ALGEBRA PLSSSSSS

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

asked by allexelle on April 15, 2015
63. ## math

To multiply 5 by 3, you can find the product of 2 and 5 and the product of 1 and 5 and ________them.

asked by maria on January 6, 2011
64. ## Math

Find all vectors v in 2 dimensions having ||v ||=5 where the i -component of v is 3i vectors:

asked by George on May 6, 2018
65. ## math

how could you use the product of 108 and 4 to find the product of 324 and 4?

asked by kyle on October 24, 2012
66. ## Geometry

If m

asked by Cart on September 8, 2009
67. ## 5th grade

Make a product to find each product of 2 x 2500

asked by Megan on September 9, 2009
68. ## Calculus

Given a curve, say y^3 = x^2, and a value, say 4. How can I find a point in which the curve will have slope 4?

asked by Kramer on June 19, 2018
69. ## Math

asked by Phoebe on March 5, 2013
70. ## math

i cant find these measurements 536 ml=_______L 38 ml=_______L

asked by M.P.L on December 1, 2010
71. ## arithmetic

the sum of two distinct numbers is 20,and their G.M is 6. find the numbers

asked by ash on March 6, 2013
72. ## Algebra

Find the domain of the function p(x)=2(pie2) -2x+9 What is the domain of p?

asked by Matt on May 27, 2010
73. ## math help please

Find the product. -3m(m+8) A.-3m^2+42 B.-3m^2-24m C.-24m^2 D.-4m+5 Is the answer B??

asked by gwen on May 13, 2015
74. ## aLGEBRA

Find the domain of the function p(x)=2(pie2) -2x+9 What is the domain of p?

asked by Matt on May 27, 2010
75. ## Calculus

Find the point on the line -3 x + y - 4 =0 which is closest to the point ( -5, 0 ).

asked by Anonymous on October 27, 2011
76. ## algebra word problem

the difference between 2 numbers is 24. find the numbers if their sum is 88

asked by brian on October 4, 2010
77. ## Calc

Find the point on the line −4x+2y+4=0 which is closest to the point (1,−5).

asked by Anonymous on April 11, 2016
78. ## math

Find the domain of the function p(x)=2(pie2) -2x+9 What is the domain of p?

asked by Matt on May 27, 2010
79. ## Math

How do I find the dimensions of new box?? Original box is 2 by 6 by 4

asked by Rolis on September 27, 2011
80. ## Math

The coordinates of a point p(a,2a) of line of point m(2a,3) and n(4,3). Find the value of a

asked by Olushola on April 13, 2015
81. ## Math

Two numbers total 43 and have a difference of 21. Find the two numbers

asked by Cody on December 5, 2012
82. ## Precal grade 11

If 3 is one root of 2x^2 + bx + 3 =0 find the other root and the value of b. The answers are r2=1/2 and b=-7 but i don't know how to get those.

asked by Anonymous on April 7, 2011
83. ## Math

If m∠FCG = 9x + 3 and m∠GCB = 13x – 9, find m∠GCB

asked by Anonymous on July 3, 2017
84. ## math

find the product of 5.2 x10^3and 6.5 x10^7

asked by wanda on April 22, 2012
85. ## math

the sum of 3 integer is 15 if two of the integers (-11) and 7 find the third integer

asked by sunil kumar on June 25, 2014
86. ## calc

If a cost of a function is C(x) = (49 ln x) / (28-3x), find the marginal cost when x = 7

asked by Luke on April 18, 2015
87. ## math

each variable represents one number. find the value of each variable. x+4=9 3+y=x

asked by stephanie on August 30, 2011
88. ## math

how do you find the equations inverse and the domain of the inverse f(x)= 4x^2 -5

asked by kayla on January 13, 2009
89. ## Pre-Calculus

Given Sin(A) = ⅗ and Cos(B) = 8/17 in Quadrant I, find Sin(A+B).

asked by Iris on October 6, 2016
90. ## mathematics

if x square +14x + k is a perfect square find k

asked by augusta on May 11, 2018
91. ## Math

Find two consecutive whole numbers such that 3/4 of the first number is 5 more than the second number.

asked by Tyler on November 17, 2011
92. ## algebra 1 8th Grade

Find the constant of variation for the direct variation. F(x)=4.5x

asked by shanequa on January 6, 2011
93. ## math

find the value lim[(cos x)^1/2 -(cos x)^1/3]/(sinx)^1/2 x>0

asked by soumitra on July 11, 2014
94. ## math

how do you find an outlier and tell how it affects the mean with these numbers? -13,-16,-12,-16,-3,-14 and with these numbers 28,12,37,36,30,32,35?

asked by SJH all the way_<3 on September 12, 2011
95. ## maths

number of element = 9 then how to find subset with one element ?

asked by Afu akey on April 6, 2017
96. ## Math

Find the ratio of the first number to the second number and simplify?

asked by Brenda on June 21, 2017
97. ## vocabulary concepts facts

to find half of a number the number by2

asked by fernando lundy on September 12, 2011
98. ## math

m angle A = 72 percent. Find the supplement of angle A. Do what?

asked by A.W. on January 16, 2009
99. ## mathematics

find the modulus argument and principal argument of each of the following a) i b) -√5

asked by ruth on May 29, 2019
100. ## Math

Find a polynomial whose zeroes are double the zeroes of P(x)=x^3-7x^2-5x+2.

asked by Lala on March 10, 2013