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 302
1. math

Find the focus and directrix for the parabola y=ax^2. What special meaning does the expression 1/(4a) have?

asked by maath on November 11, 2018
2. math

P (5,) and Q (-1, 2) are points on a straight line. Find the equation of the perpendicular bisector of PQ: y = mx+c

asked by kudu on March 1, 2015
3. math

What is the value to x in this equation 6X5x= The capital x is the multiply sign the lowercase is the value i need to find

asked by Anonymous on January 6, 2019
4. Geometry

Find the center of the circle using the equation provided. Please show work! x^2 + y^2 = 16

asked by Megan on April 9, 2012
5. maths

find the equation of the line joining the origin to the point of intersection 4x+3y=8 and x+y=1

asked by manpreet on January 11, 2013
6. math

use the properties of logarthms to find the exact value of the each expression lower 7loglower 76

asked by kelly on January 7, 2013
7. math

find the domain of composite function fog f(x)=x/x-4; g(x)= -1/x please show work

asked by anonymous on January 8, 2013
8. english

What is the error in the sentence? Try and find a suitable replacement for the discontinued model.

asked by shelly on February 17, 2013
9. calculus

find the average value of the function f(x,y)=xe^y over the plane region R is the triangle with vertices (0,0), (1,0) and (1,1)

asked by mabel on April 2, 2012
10. Calculus

Find al points where tangent lines to: (x^2+y^2)^(3/2) = sqrt(x^2+y^2) + x is either horizontal or vertical.

asked by Al on October 26, 2014
11. Calculas

find the tangent line of the following function Y=2sinx + sinx^2 at the points Pi/6,5/4

asked by Bashar on October 26, 2014
12. math

find the variation constant in which y varies inversely as x, and the following condition exists, y =12 and x = 1/3

asked by willa on June 18, 2011
13. geography

what is the Incan mita system? (I'm a little lost I couldn't find it in my book)

asked by Swirly on December 5, 2018
14. calculus

Find the angle ABC, if A = (4, –3, –1), B = (0, 0, 0) and C = (–2, –3, 5) Could you lead me in the right direction I don't know where to start

asked by Johannie on June 19, 2011
15. Math

Given A = (7, 1, 3), C = (4, -2, 3), B = (5, 1, 2), and D = (6, m, n), find m and n so that segments BD and AC have the same midpoint. Is ABCD a parallelogram? Explain. Please help! I’d be very thankful

asked by Sophia on November 29, 2018
16. Algebra

If x is the remainder when 2312, 1417, and 1059 are all divided by y (where y is greater than one), find the value of y – x.

asked by Roxy on February 22, 2015
17. Math help!

Find the length of the hypotenuse of a right triangle with legs of 9 cm and 12 cm. A. 8 cm B. 21 cm C. 15 cm D. 225 cm Is the answer C? Thank you

asked by Anonymous on October 30, 2014
18. calculus

find the volume of the solid bounded above by the surface z=f(x,y) and below by the plane region R f(x,y)= 4-2x-y; R{(x,y)0

asked by sol on April 5, 2012
19. math

Suppose P is an invertible 3×3 matrix with real entries and P4=2P. Find the determinant of 7P.

asked by harsh on February 13, 2013
20. math

find the variation constant in which y varies inversely as x, and the following condition exists, y =12 and x = 1/3

asked by willa on June 18, 2011
21. chemistry

Elements in group 2A(2) 0f the periodic table from ions with a change of, How would I find this out. 1+ 1- 2+ 3+ 0

asked by mema on June 19, 2011
22. physics

Find d electrostaticforce of a q1 to other charges.express ur answer as magnitude n direction

asked by sylvia on February 26, 2015
23. Pre calculus

Find the rectangular equation for the given polar coordinates: R=(7/(5+4sin theta))

asked by Anonymous on November 3, 2014
24. pre-algebra

Given the linear equation y=-5x-2. Find the y-coordinates of the points (-1), (-2), and (1). Please show all of your work.

asked by cody on June 20, 2011
25. Pre ALGEBRA

HELP PLS MS SUE. Find the surface area of a sphere with a radius of 8 cm.

asked by Oscar on February 17, 2015
26. statistics

how do you find the quartile Q3 of the list of 24 sorted values: 30,33,35,38,40,46,46,47,47,49,50,51,53,53,54,56,60,65,73,74,77,78. what is the formuala and how do you work it?

asked by alex on April 3, 2012
27. Calculus

Find the work done by F(x,y,z)=(x^2y)i=(x-z)j+(xyz)k where c=(t)i+(t^2)j+(2)k, 0

asked by Ashley on October 28, 2014
28. math

Find the mean of the following set of data. Round your answer to two decimal places. 13, 11, 4, 5, 6, 9, 10, 12, 15, 16

asked by Anonymous on February 25, 2015
29. Math

Find the slope of the line L1 given that L1 is perpendicular to L2 and L2 passes through (-3,-1) and (-5,7). How do you do this kind of problem

asked by Cat on February 21, 2015
30. math/calculus

The function f is defined as follows: f(x)={x+6 if -5 less than or equal to x1 a. find the domain b. locate any intercepts, if any

asked by Roger on January 6, 2013
31. Spanish

which of the following objects would you find in the cocina of a house A. la Cama B.la estufa C.el sofa

32. algebra

Solve.(Find all complex-number solutions.) 12t^2 + 17t = 40

asked by Jane on March 6, 2015
33. maths

find the capacity of a cylindrical tank of radius 140cmand height 3m

asked by shabnam on January 5, 2013
34. trig

how can you find points of a tri equation at orgin 1/4, 1/2, 3/4, and end of the period

asked by keira on May 20, 2012
35. College Algebra

find the accumulated value of an investment of 680\$ @ 4% compounded monthly for 17 years

asked by meri on March 6, 2015
36. Chemistry

I need to make an Orbital diagram for Li2O. Could you help me find a helpful website or something?

asked by Morgan on February 11, 2015
37. math

what amount will you deduct from the recipe to find how many ounces are in the batch without nuts

asked by dog on October 30, 2018
38. chemistry

how do i find a name and formula for a combination of an anion and a cation? ex: Na2CO3 + Ba(NO3)2

asked by mary on March 5, 2015
39. Calculus

Find the slope of the tangent line to the graph at the given point. x^3 + y^3 – 6xy = 0, (4/3, 8/3)

asked by Anonymous on October 30, 2018
40. algebra

Create your own polynomial with a degree greater than 2.find the zeros of the function.

asked by angela on November 6, 2014
41. statistics

For a population of μ = 70 and σ = 20, find the z-score and percentile rank for each of the following X scores: 80, 100, 65, 40.

asked by julide smith on June 11, 2011
42. Chemistry

Find density of C02 at room temperature and normal pressure.

asked by Anonymous on March 11, 2015
43. math

Find the slope of the line tangent to the curve y=cos(2x) at the point where x=pi/6

asked by Anonymous on January 20, 2019
44. Math

Insert the +,-,x,/ or parentheses between the numbers to find the total. How mant way? 1_2_3_4_5_6_7_8_9 = 60 Thanks

asked by Bong on February 10, 2015
45. math

find the absolute error in measuring 12.25ml of water in a container

asked by �0Š4heza on March 9, 2015
46. maths(direction cosines of vectors)

find the direction cosines of the vector joining the two points (4,2,2,) & (7,6,14) (this is new to me, used to think it was just one point not two.)

asked by Francis on March 9, 2015
47. Math

theta = 16 pi / 5 How to find the reference angle in radians? Do i have to use degree to pi conversion?

asked by Sandy on November 7, 2014
48. math

Find a quadratic function in standard form that has 3-1/4i as a zero and also passes through the point (1,-70).

asked by Jennifer on May 21, 2012
49. Trig

Find the amplitude, period, and phase shift of the following function: y=-2cos2(θ+45)

asked by Tianna on June 11, 2011
50. chemistry

how do i find a name and formula for a combination of an anion and a cation? ex: Na2CO3 + Ba(NO3)2 please help!

asked by mary on March 5, 2015
51. Geometry Help!!!!!!!!!!

In triangle ABC if m

asked by Nina on June 23, 2011
52. Trig

y=sin(2pi*x-pi) find the amplitude, period, and phase shift

asked by Lauren on April 1, 2012
53. Statistics

find the probability that you will get a "sum" of 5 or greater in rolling two dice experiment. How do you do this?

asked by Tamera on March 3, 2015
54. quant

8 cars are in race and different timing for each car then find avg speed.

asked by mamatha on March 3, 2015
55. physics

draw the following position vectors, find the displacement and present it on diagram. di=2 m df=5m di=3m df= -4m

asked by sue on October 26, 2014
56. English

What would be some problems a modern day Thoreau would find in today's society?

asked by Anonymous on April 9, 2012
57. math

My homework is Use fraction strips to find the difference.. How do you do that? Exp..... 1/2/-1/3 1/2-1/3=3/6-2/6-1/6 Answer is 1/6

asked by Mahayla on January 9, 2019
58. math

find three consecutive odd integers such that the sum of the first and the second is 201 less the square of the third

asked by Jax on November 4, 2014
59. Math

Find the exact interest on a loan of \$32,400 at 7% annually for 30 days.

asked by Anonymous on October 26, 2014
60. calculus

Find two positive numbers whose product is 100 and whose sum is a minimum.

asked by :) on May 20, 2012
61. math

Find the horizontal and vertical asymptotes of the curve. y = 2x^2+x−1/x^2+x−42 x=? (smaller x-value) x=? (larger x-value) y=?

asked by Meg on February 11, 2015
62. Algebra

Given l3 is parallel to l4, if l4 has no slope, find the equation of l3 if (5,-3) lies on l3. my work: L3: y=mx+b L3: y=0(5)-3 y=-3 What did I do wrong??

asked by Anonymous on March 4, 2015
63. math

Find a formula for a function that has vertical asymptotes x = 3 and x = 6 and horizontal asymptote y = 3.

asked by Sarah on February 11, 2015
64. Calculus

find how many real roots of, counting multiplicities x(x^2+16)(x^2-x-6)^2=0 please show how to get the answer. thank you

asked by FS on January 17, 2019
65. math

Find the horizontal and vertical asymptotes of the curve. y = 7e^x/e^x−8 x=? y=?(smaller y-value) y=?(larger y-value)

asked by Sarah on February 11, 2015
66. calculus

Find the dimensions of a rectangle with perimeter 100m. whose area is as large as possible.

asked by :) on May 20, 2012
67. maths

If w is an imaginary cube root of unity, then find value of expression 2(1 + w) (1 + w^2) +3 (2 + w) (2 + w^2) + …+ (n + 1) (n + w) (n + w^2) in terms of n.

asked by rajkaur on January 14, 2019
68. math

Find the horizontal and vertical asymptotes of the curve. y = 4+x^4/x^2−x^4 x=? (smallest x-value) x=? x=? (largest x-value) y=?

asked by Meg on February 11, 2015
69. Statistics

. Given that x is a normal variable with mean m=110 and standard divation (r=12, find P(x=≤120

asked by Venita on March 4, 2015
70. math

How do I find the area of a triangular prism, with a square and a triangle, in the shape.

asked by Gav on March 11, 2015
71. algebra

2.) Use algebra to find the value of a in the triangle when x=a, y=2a, z=3a. Notice the measurement of the angle is not necessarily the as the value of a.

asked by wanda on May 7, 2012
72. Math emergancy

find the two ratios that are eequivalent to each given ratio 9/12 4/20 15/25 7/12 14/7 11/22 10/3 18/28 12/27 i don't no how to do this so yea please answer

asked by destiny on December 21, 2012
73. math

Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of the function. g(x) = e^(3t^2) − 3t dt from 4 to x

asked by jessica on April 20, 2015
74. math

Find a parametric description for the ellipse having the focus F=(0,-4), corresponding directrix y=3, and eccentricity e=3/4.

asked by sophie on May 25, 2011
75. Algaebra

Two functions f and g are defined by f:x = 25 /(3x-2) g:x = x^2 Find the composite function Please show all calculations, thank you!

asked by Samantha on December 19, 2012
76. Math

M varies directly as the square of N. If N increases by 10%, find the percentage change in M

asked by Francis on May 6, 2018
77. algebra

find the age of a babysitter who is four times as old as well as 12 yrs older than baby

asked by chevlios on January 15, 2015
78. Calc 1

Find the limit. Use l'Hospital's Rule if appropriate. If there is a more elementary method, consider using it. lim x→0 (e^9x−1−9x)/(x^2)

asked by TayB on April 20, 2015
79. math

A particle started from the origin and the components at time t are 2t+3 and 4t.find the path

asked by Danjuma on January 31, 2013
80. Calulus

Find f'(x): f(x)=(x^2-3x)/x^2 A. 2x-3/x^2 B. 2x-3/2x C. 1-(3/x) D. 3/x^2 E. None of these I can put it into the division rule for the derivative but get confused when I'm simplifying.

asked by Anonymous on November 30, 2014
81. Geometry

The area of a regular hexagon is 35in.2. Find the length of the side.

asked by Meg on May 25, 2011
82. Math

Find T 2200=7500/(1+9e^-o.o21972*T) Can I multiply both sides by 1+9e^-0.021972*T ?

83. precalculus

Let u= and v= A. what is the angle between u and v? B. find projvU C. reoslve u into u1 parallel to v abd U2 perpendicular to v.

asked by jk on March 31, 2015
84. Calculus 1

y= 3/x^3; [1,3] Find the area under the graph of the function over the integral given. The book answer is 4/3

asked by Amy on April 26, 2018
85. Math Pre Cal

Find the values of the trigonometric functions of è from the information given. cot è = 1/2 , sin è < 0

asked by Dani on March 7, 2013
86. Physics

The efficient of a single fixed pulley is 80% find its mechanical advantage

asked by Silas on April 20, 2019
87. algebra

1 cm to the third of aluminum weighs 2.7 grams if a sheet is 0.003 8 find the weight

asked by joyce on September 27, 2014
88. college math

Find the measure of the missing angle a = 33o would the correct answer be 66

asked by Lourane on June 1, 2012
89. Geometry

Find the missing side. Approximate the answer to three decimal places when appropriate. A=15 yd C=25 yd? Help!

asked by Susan on April 20, 2012
90. Math

Find a function g(x) such that all the conditions of the fixed point theorem are satisfied on [0,1]

asked by hewhomustbenamed82 on May 1, 2018
91. physics

find the magnitude and dirction of the resultant force of two perpendicular forces F1=3N and F2=4N

92. discrete math

Find the solution to the following lhcc recurrence: an=3nan−1 for n2 with initial conditions a0=4.

asked by cjones on April 20, 2012
93. Analytic and Solid Geometry

Find the point on the y-axis that is equidistant from (5 ,1) and (-3 -1). The answer is (0,4) but I don't know the process.

asked by MIKA on April 17, 2015
94. Trigonometry

Find all values of x such that sinx+sin2x=0 and 0

asked by Amy on January 17, 2013
95. Geometry

determined three points P(x1, y1, z1), Q (x2, y2, z2), and R(x3, y3, z3). find the center of weight of triangle PGR?

asked by Shanu on January 17, 2015
96. math

find equivalent fractions with a common denominator and order from least to greatest.1/2 4/9 4/18

asked by kaitlen on April 19, 2012
97. Algebra

The sum of two consecutive odd integers is 24. Which equation can be used to find the first integer n? F. n + 1=24 G. n + 2=24 H. 2n + 1=24 I. 2n + 2=24

asked by Anonymous on January 31, 2013
98. PHYSICS

A car speeds up at 5m/s if the driver was already moving at 7m/s find his velocity after 3 seconds

asked by lisa on May 3, 2012
99. physics

find the impulse on a baqseball that is hit 80N of force in a time of 0.52 s

asked by cynthia on February 1, 2013
100. Math

Can someone explain how to find the volume of a rectangular prism plz? thx!!!!!!

asked by Emily on May 23, 2018