Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

143,010 questions, page 981
1. Math

The first three terms of an AP are x ,2x+1 and 5x-1.Find the value of x and the sum of the first 10 terms

asked by Galena on October 16, 2016
2. math

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

asked by 2 + 2 = on November 3, 2018
3. 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
4. Calculus

let F(x) = f(2x) and suppose that the derivative of F(x) = x^(2). Find the derivative of f(2x).

asked by Tom on October 5, 2014
5. 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
6. 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
7. geometry

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

asked by keke on September 15, 2010
8. algebra

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

asked by Rakhem on February 20, 2013
9. maths

Given that T=kx/y , find the percentage increase in T when k, x and y all increase by 20%.

asked by arzam on November 9, 2013
10. further maths

the first 3 terms of an AP are x, 2x+1 and 5x-1. find x and the sum of the first 10 terms

asked by precious on February 23, 2016
11. Calc

Find the indefinite integral. Integral of (x+1)/(√(x²+2x-4))dx Thank you for your help!

asked by Erica on February 16, 2011
12. algebra

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

asked by sheldon on May 2, 2010
13. Calc

Find the indefinite integral. Integral of (2x)/(x-4)dx Thank you so much!

asked by Erica on February 16, 2011
14. Math

Find the exact value of cosx/2 given that cosx = 24/25. Is this 49/50?

asked by Anonymous on October 30, 2015
15. trig

Find sec theta if theta=3/4 in Q1

asked by andy on August 7, 2011
16. math

B(0,5) F(0,3) G(30,3) C(30,5) Find the area, Area BFGC =

asked by jay on March 19, 2014
17. algebra

Find the value of this expression. 2/7 times 42/45 plus 2/5 times 11/3

asked by nique on December 7, 2010
18. Maths

Find the range values of c for which 3x^2 - 9x + c > 2.25 for all values of c.

asked by Anonymous on March 18, 2018
19. Algebra

(x-2)+1/x+1 is a fraction it equals 2/3.find x and the fraction

asked by Sham on January 23, 2016
20. calculus

∫ sin(x)sin(3x)dx find the integral

asked by Rox on June 14, 2012
21. maths

Given that G=ab, find the percentage increase in G when both a and b increase by 10%.

asked by arzam on November 9, 2013
22. 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
23. 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
24. math

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

asked by Carl on September 12, 2018
25. Math

If m

asked by Aaron on August 8, 2013
26. science

what valency ?how can we find valency?explain.

asked by sushil on May 26, 2014
27. maths

Find the indicated term for (1-2x)^10, middle term.

asked by Shane on August 8, 2013
28. 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
29. 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
30. Maths

If tan(x+y)=2 and tanx=1.find tan^-1?

asked by Vanessa Cruz on May 30, 2019
31. maths

3/4 of a number exceeds it's 1/3 by 15. Find the number

asked by Anonymous on December 14, 2016
32. 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
33. math

how to find what number can multiply into a number up to 69

asked by alyssa on October 22, 2007
34. math

midpoint (4,13) endpoint (0,6). find the other endpoint

asked by Ernie on September 27, 2014
35. math

Five added to twice a number gives 35. Find the number

asked by linear. equation on August 3, 2017
36. 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
37. Geometry

we have line QR parallel= to line ST, PQ = 8, QS = , and PT = 12. Find PR.

asked by Ron on March 28, 2015
38. math

find the slope if it exists y=-3x+3 is the slope -3x

asked by Bryan on April 28, 2009
39. Calculus

how do i find dy/dx of y = (x^3-1)/cos(x) do I start with (x^3-1)*cos(x)^-1 ? Thanks!

asked by Andrew on October 4, 2008
40. 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
41. Algebra (y=kx)

just read my other question and u will find the question. but i really need he- lp!!!!!!!!!!!!!!!!!!!!!!!!!!!

asked by josh on December 7, 2008
42. trig

Find minimum value of 2cos x + 2cos y

asked by vikrant on April 17, 2013
43. analytic geometry

A parabola y=ax^2+bx+c has vertex (4,3). If (3,0) is on the parabola, find a.

asked by AJ on October 30, 2018
44. math

Five more than 6 times a certain number is 29. Find the number.

asked by inder on March 6, 2018
45. alpha

Secø + tanø=x Then find the value of secø

asked by daivik on August 1, 2015
46. 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
47. 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
48. statistics

0.95 of confidence find the confidence interval for the mean

asked by fara on December 13, 2016
49. 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
50. Math

I have to find the median of 0, 1, 2, 3, 4, 5, 6, 7, 8. There is no data in 5 or 7. Would the median still be 4? Thanks for your help

asked by Kyle on February 23, 2015
51. math

find a ratio equal than the ratio given 12:7

asked by Anonymous on June 25, 2015
52. 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
53. math (transformations)

point (-3, 8) is on the graph y=f(x) find the new point on: y = f(x - 2) -3

asked by Tom on July 4, 2008
54. Math

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

asked by Tonya on June 16, 2008
55. Calculus 1

Find f' if x power 7 + y power 7 = 8xy

asked by Abhi on February 25, 2011
56. math

. If the mean of six values is 59 and five of the values are 42, 76, 59, 51, and 72 find the sixth value.

asked by Jonathan on February 9, 2012
57. Calculus

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

asked by Abigail on March 6, 2011
58. math

Given: ∆PQR, m∠R = 90° m∠PQR = 75° M ∈ PR , MP = 18 m∠MQR = 60° Find: RQ

asked by Grace on March 14, 2017
59. 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
60. geometry

In the figure below, find x if segment AB = 12 cm and segment AD = 2x + 6

asked by Anonymous on June 4, 2012
61. Math

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

asked by Jessica on December 5, 2007
62. 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
63. Math

Factor and find all zeros. One factor is given. f(x)= 6x^3+7x^2-1; 2x+1

asked by Emma on January 24, 2017
64. trig

Find minimum value of 2cos x + 2cos y

asked by vikrant on April 17, 2013
65. trig

Find minimum value of 2cos x + 2cos y

asked by vikrant on April 17, 2013
66. geometry

find the value of each variable. A. x=38, y=76 B. x=52, y=76 C. x=38, y=104 D. x=52, y=104

asked by joey on June 24, 2016
67. math

if x = 5-2root 6 find the value of x square - 1/x square

asked by Aasher on June 24, 2016
68. 2nd grade

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

asked by Jessica on March 9, 2010
69. RSUST

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

asked by Anonymous on December 28, 2015
70. Math

One third of a number divided by itself gives 1/3. Find the number.

asked by Anonymous on January 6, 2017
71. 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
72. 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
73. Maths

A number is as much greater than 28 as it is less than 42.find the number

asked by Finney on March 22, 2017
74. algebra 2

Please help! y=2x I need to find the inverse, and I am wonderingif the inverse is x= 2y or f-1 = x/2????

asked by Betty on January 14, 2009
75. 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
76. geometry

^ RST m

asked by Sarah Atchley on December 20, 2012
77. algebra

Find solutions to the system y=x^2+3x-4 y=2x+2 A (-3,6)and(2,-4) B (-3,-4) and (2,6) C (-3,-4) and (-2,-2) D no solutions

asked by ninaaaa on March 31, 2016
78. Maths

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

asked by Shubham on May 22, 2008
79. Algebra

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

asked by Anonymous on April 29, 2016
80. harmonic progression

find the sequence whose n th term is 1/3n-2. is this sequence an H.P.?

asked by warnar on December 6, 2016
81. 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
82. math

Find the y-intercept and the x-intercept for the equations -6x+y=10

asked by lana on May 7, 2010
83. 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
84. precal

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

asked by george on October 26, 2010
85. 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
86. Ashford

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

asked by Angela on May 3, 2012
87. Geometry

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

asked by Ivan on January 18, 2011
88. Maths

For what value of x will the function f(x) = -3(x - 10)(x - 4) have a maximum value? Find the maximum value.?

asked by Bobrisky on July 5, 2019
89. pre calc

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

asked by dylan on April 21, 2013
90. 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
91. 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
92. math

how find the area og base 1 and base 2 og 2m 6m 7m

asked by marienicole on January 6, 2016
93. geometry

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

asked by punk480 on March 18, 2012
94. math help urgent

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

asked by someguy on October 21, 2012
95. 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
96. 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
97. Calculus

If f(x)=the sqrt of 3x,find f'(3). Isn't it 3/2•sqrt of 3?

asked by Anonymous on December 5, 2014
98. MATH

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

asked by dona on October 26, 2010
99. 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
100. 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