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

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

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

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

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

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

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