# 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 555
1. ## 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
2. ## geometry

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

asked by Anonymous on December 2, 2017
3. ## 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
4. ## statistics

0.95 of confidence find the confidence interval for the mean

asked by fara on December 13, 2016
5. ## Trig

Given tan(A) = 2 and A is in Quadrant I, find tan(2A). A. -1/3 B. 2/3 C. -4/3 D. -2/3

asked by Sade on October 7, 2016
6. ## 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
7. ## 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
8. ## simultaneous equation

x^2+y^2-2xy=21 x^2+2xy-8y^2=0 find x and y help me plz

asked by david!!! on April 8, 2016
9. ## Math

Find vector a + vector b. a = -5p - 3k b = 6p + 8k My answer: 1p + 5k.

asked by Anonymous on December 8, 2015
10. ## maths

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

asked by Anonymous on December 14, 2016
11. ## math

Find the ratio. 32 litres to 0.50 litres.

asked by ritu on January 10, 2009
12. ## math 5th grade

how can I find out what 100% of population is when I only know what 70% of population is?

asked by Emmy on October 1, 2008
13. ## 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
14. ## Maths

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

asked by Vanessa Cruz on May 30, 2019
15. ## math

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

asked by Carl on September 12, 2018
16. ## maths

the first three terms of an a.p are x,2x+1 and 5x-1.find x and the sum of the first 10 terms

asked by Owigho on October 15, 2018
17. ## RSUST

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

asked by Anonymous on December 28, 2015
18. ## math

if tan(a+b)=2/3 and tan(a-b)=2/5 then find the value of tan2b.

asked by Mandeep lamichhane on December 22, 2016
19. ## Algebra 1

Find the vertex for y= -x^2+1/2x+2 I could not figure out the vertex! Please help me!

asked by Rae on April 6, 2015
20. ## 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
21. ## 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
22. ## Math

If A(-6,-1) lies on the graph of h(x), find A^1 on the graph of j(x) if j(x) = h(3-x) + 4

asked by Anonymous on February 23, 2015
23. ## Physics

If the vectors A and B are such that |A+B|=|A-B, then find the angle between vectors A and B?

asked by ABC on June 14, 2017
24. ## 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
25. ## Algebra

A number increased by 21 is 28. Find the number

asked by Anonymous on February 1, 2018
26. ## math

find a ratio equal than the ratio given 12:7

asked by Anonymous on June 25, 2015
27. ## Mathematics

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

asked by Sravanthi on January 8, 2018
28. ## Pre-calculus-check answers

If f(x)=4x^2 and g(x)=2/x, find [g x f](x). Answer: -1/2x^2 2) Are f(x)=1/2x+5 and g(x)=2x-5 inverses of each other? Answer: no

asked by Lucy on August 23, 2008
29. ## chemistry

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

asked by linda on October 1, 2015
30. ## alpha

Secø + tanø=x Then find the value of secø

asked by daivik on August 1, 2015
31. ## 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
32. ## math

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

asked by marienicole on January 6, 2016
33. ## Geometry

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

asked by Ron on March 28, 2015
34. ## 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
35. ## 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
36. ## Maths

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

asked by Shubham on May 22, 2008
37. ## 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
38. ## 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
39. ## Chemisty

Find the mass in grams of 2 x 10^23 of F2 (12.6 grams of F2)

asked by Helen on February 17, 2016
40. ## Algebra

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

asked by Anonymous on April 29, 2016
41. ## math

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

asked by Aasher on June 24, 2016
42. ## 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
43. ## Alegebra

Find the y-intercept and the x-intercept for the equation. -6x + y=22 -6x +y=22 -6(0) + y=22 y= (0, 22) Is this right for y, and how do you get x, I need some help please!!

asked by keaton on March 5, 2009
44. ## Math

Find the value of x so that the line through (-4,-5) and (3,3) is perpendicular to the line through (-4,4) and (x,-5).

asked by Lauren on November 30, 2015
45. ## math

suppose c is a subset of d and d is a subset of c. if n(c) = 5, find n (d).

asked by chris on February 8, 2010
46. ## Calculus

f(t)=1/3(t+145)^2 - 67 Find the inverse? is it t=1/3(f+145)^2-67

asked by Hamilton on August 17, 2008
47. ## science

i did raed my book but this are the six i could not find in my book

asked by queeneka on March 31, 2009
48. ## science

what valency ?how can we find valency?explain.

asked by sushil on May 26, 2014
49. ## 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
50. ## Algebra

find the solutions to the system y=x^2+5x=6 y=4x=12 A( 2,20) and (-3,0) B (2,20) and (-3,18) C(-2,-10) and (-3,-18) D no solutions

asked by Anonymous on April 26, 2019
51. ## 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
52. ## 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
53. ## calculus

f(x)= 1/4 * (sin2x)^2 find dy/dx d/dx (1/4 * (sin2x)^2)= (sin2xcos2x)/ 2 ?

asked by tom on September 22, 2018
54. ## Math

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

asked by Adjoa on October 3, 2018
55. ## Pre-Calc

I need help for this question b=7 c=10 A=40 degrees I need to find a b and c. (b and c need to be in degrees)

asked by Kevin on June 25, 2019
56. ## Math

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

asked by Jessica on December 5, 2007
57. ## 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
58. ## Math

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

asked by Anonymous on January 6, 2017
59. ## Math

Find sin(sin^-1 1/4) is the answer 1/4?

asked by Sophie on June 8, 2009
60. ## Calculus

Using differentials find dy and delta y when y=7/x and dx=delta x =1

asked by Pat on June 20, 2015

Find the vertex of the equation given. Equation: y=-2(x-5)(x-1)

asked by Dylan on April 8, 2019
62. ## Math

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

asked by Tonya on June 16, 2008
63. ## 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
64. ## 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
65. ## 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
66. ## Math

Find the area of the triangle. triangle A. 16.5 m2 B. 11.55 m2 C. 23.1 m2 D. 4.85 m2

asked by esksjnjsd on February 26, 2019
67. ## 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
68. ## vidya varthaka

If 1+cos² thetha =5/4. Find thetha

asked by Anonymous on September 15, 2016
69. ## 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
70. ## Math

Given that log 25 = 1.3979, find the value of log 0.04.

asked by Anonymous on November 16, 2009
71. ## Calculus

Find the antiderivatives. 1. f(x)= x sin (x^2) 2. f(x)= x sin x

asked by Anonymous on September 29, 2015
72. ## Gemoetry question

B is the midpoint of line Ac AB=3x AC=7x-5 How do I find what the value of BC is? Since B is the midpoint, AB = BC 3x = 7x -5 4x = 5 x = 5/4

asked by Jim on August 4, 2007
73. ## math

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

asked by inder on March 6, 2018
74. ## math

Find the area of the region below y=x^2−2x+3 and above y=9 for 3≤x≤5. Area =

asked by Philip on April 27, 2019
75. ## 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
76. ## math

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

asked by Bryan on April 28, 2009
77. ## MATH

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

asked by dona on October 26, 2010
78. ## Algebra

How do I find the domain of the function. P(x)=x©÷ - 2x +9 What is the domain of p X ¡Á 0 X > 0 X ¡Á 9

asked by John B on May 26, 2010
79. ## Calculus 1

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

asked by Abhi on February 25, 2011
80. ## 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
81. ## Calculus

Find the derivative of m(x)=1/(x+1) by using the definition of the derivative.

asked by Becky on February 12, 2013
82. ## algebra 1

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

asked by adrian on March 2, 2011
83. ## Algebra

find the arithmetic mean A_n-1_-3.9, A_n+1_=7.1

asked by Mimi on May 17, 2012
84. ## geometry

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

asked by Anonymous on June 4, 2012
85. ## Pre-Calculus

Find the slope, x-intercept, and y-intercept of 5x-3y+9=0

asked by Kias on September 25, 2010
86. ## math

Given the midpoint (8,14) and endpoint (-9,-1), find the other endpoint

asked by ann on May 25, 2010
87. ## Math

If m

asked by Aaron on August 8, 2013
88. ## math

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

asked by lana on May 7, 2010
89. ## 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
90. ## Calculus

Find the indicated limit given the following. lim_(x->a)f(x) = 8 lim_(x->a)(2f(x)) =

asked by Shan on June 7, 2013
91. ## trig

Find sec theta if theta=3/4 in Q1

asked by andy on August 7, 2011
92. ## Midpoint Help / Math

M(-4,-2) is the midpoint of RS. If S has coordinates (-2,5), find the coordinates of R.

asked by Andy on April 23, 2013
93. ## algebra

triangle 1 is 6,16,32 triangle 2 is 9,24 h they are similar how do i find h?

asked by becca on March 12, 2012
94. ## geometry

In the square, find x if segment AB = 60 cm and segment BC = 4x – 50

asked by emma on October 6, 2011
95. ## Calc

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

asked by Erica on February 16, 2011
96. ## precal

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

asked by george on October 26, 2010
97. ## 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
98. ## physics

what do you do to find a vector that balances another vector.

asked by Anonymous on September 22, 2010
99. ## Math

y = f(x) = 5 - x - 3x^2 Find the y-intercepts, x-intercepts, and the vertex

asked by Nemo on September 29, 2011
100. ## Algebra

Given that logb(5)=1.32 find the value of logb(1/sqrt(5))

asked by Lisa on August 22, 2011