# 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 417
1. ## Math

If the area of A rhombus is 240 sq. meter and perimeter is 68 meter, find out the lengths of the diagonals?

asked by Sujan Kumar on July 25, 2016
2. ## math

A segment of a circle has a 120 arc and a chord of 8^3in. Find the area of the segment.

asked by Delecia on April 18, 2013
3. ## Physics

Consider a concave mirror with a focal length of 14.98 cm. a) Find the image distance when the object distance is 14.98 cm

asked by Angel on March 27, 2012
4. ## math help

find an equation of the line passing through the given points. Write the equation in function notation (4,5) and (2,9) f(x)=

asked by Anonymous on October 11, 2010
5. ## Calc

Can anyone help me find the derivative of these functions? y = x^2x y = x^-cos(x) y = ln(7x^2 + 5y^2) sqrt(3x+y)=2+x^2y^2 ysec(x) = 3xtan(y) y = arctan[(sqrt((1 + x)/(1 - x)))]

asked by Patrick on October 26, 2009
6. ## Calculus

Let me try to ask this question a different way: 4x^2+2x+xy=12 and y(2)=-4 find y(prime)(2) by implicit differentiation. I can differentiate it to 8x+2+y+xy(prime)=0 I don't know what to do with the y(2)=-4 after this point.

asked by Elisabeth on February 25, 2010
7. ## stat

Find the sample variance s2 for the following sample data. Round your answer to the nearest hundredth. x: 23 17 12 35 29

asked by jackie on February 6, 2011
8. ## Calculus - help please! :)

1. Given that f(x) = x^2 − 2x and that g(x) = sqrt(x-15): A. State (g • f)(x) and (g + f)(x). B. Find all vertical asymptotes of (g/f)(x). C. Determine the domain of (g ○ f)(x). D. Determine the range of (g ○ f)(x).

asked by Samantha on October 9, 2013
9. ## Statistics

Find the probability a five card hand chosen from a standard 52 card deck has at least three spades.

asked by Austin on September 15, 2018
10. ## chem

The voltage of the cell Pt (s) I H2 ( 1 bar)I RNH2(0.1 M), RNH3+ Cl(0.05 M)IIS.H.E. is 0.49 V. Find kb of the base, RNH2

asked by katya on November 16, 2008
11. ## Physics

Given the displacement vectors A = (7.00 - 1.00 + 3.00 ) m and B = (6.00 + 5.00 - 3.00 ) m, find the magnitudes of the following vectors and express each in terms of its rectangular components. (a) C = A - B (b) D = 3A + B

asked by Abraham on September 26, 2012
12. ## physics

Find the mass of 0 degree C ice that 15 g of 100 degree Csteam will completely melt.

asked by christy on April 3, 2012
13. ## geometry

"Two angles are complemantary.one angle measures 14 degrees lesa than twice the other.Find the measure of the two angles". I need help please...

asked by Stef on August 28, 2012
14. ## Chemistryr

Add 0.40 g of NaOH to 50.0 mL of 0.10 M HCOOH, and find approximate pH. No volume change, Ka HCOOH=1.8x10^-4. I get pH 8. Right?

asked by Jim on May 6, 2010
15. ## math

after jenny spent 1/3 of her savings on a schoolbag,she had rs.780 left.find jenny saving at first.

asked by aysha on October 23, 2017
16. ## Maths

An exterior angle of a triangle is 15°& one of the interior opposite angle is 35° find the other two angles of a triangles

asked by Vaisshnavi on September 13, 2016
17. ## Analytical Chemistry

Consider the titrations of 24mL of 0.050M HClO4 with 0.100 M KOH. Find the pH at the following volumes of KOH; Vb: 0.1, 5, 10, 12.40, 12.50, 12.60, 13

asked by Jocelyn on October 7, 2012
18. ## PHYSICS!!

Comet Halley returns every 74 years. Find the average distance of the comet from the sun. How do i do this??

asked by Nic on January 16, 2008
19. ## Math

Twelve boxes of pencils cost \$16. Write an equation that could be used to find the cost per box.

asked by Amy on November 4, 2014
20. ## 10th grade

the circle is circumscribed by the pentagon as shown (not drawn to scale). If QZ=10, YX=9, XW=9, UW=17, and SU=10, find the perimeter of the pentagon.

asked by josh on May 20, 2010
21. ## calculus

Find the derivative of the function below in two ways. F(x) = (x - 7 x sqrt(x)) / sqrt(x) (a) By using the Quotient Rule. (b) By simplifying first.

asked by jken on November 5, 2008
22. ## Math (Calc)

Find the Exact value of Pi/24. I'm not sure whether to use a half-angle formula or a difference/sum of angles formula.

asked by Bryan on December 9, 2007
23. ## geometry

I was assiged a 44 question assigment and I really need some help.I'm stuck on this question: "Find the coordinates of S for RS if Q is the midpoint and R is an endpoint. Q(-6,-5),R(-4,4)

asked by Rick on August 28, 2012
24. ## discrete mathematics

prove the euclid division given and int j and k>0 then one can find a unique pair (q,r) of int state j=q*k +r and 0

asked by john on April 3, 2012
25. ## Algebra

write an expression to show the difference of twice X and 3 then find the value of your expression if x equals negative 2 Help again pls

asked by Chandler on August 26, 2015
26. ## calculus

find and classify all local minima, local maxima, and saddle points of the function f(x,y)= e^-y(x^2+y^2)

asked by karen on July 13, 2010
27. ## Math

Find the half-life (in hours) of a radioactive substance that is reduced by 10 percent in 5 hours.

asked by David on August 28, 2012
28. ## Math 214

How do you find the volume of a right circular cone with a hemisphere? The height of the cone is 8 cm and the radius in 4cm.

asked by Calli on April 17, 2011
29. ## math

a cylindrical soup can has a radius of 4.1 inches and a height of 2 inches. find the volume of this can in terms of pi

asked by Anonymous on January 21, 2013
30. ## math

If you are dealt 6 cards from a shuffled deck of 52 cards, find the probability of getting 3 jacks and 3 aces.

asked by Junior on June 25, 2014
31. ## Math

the sum of two numbers is 30. the difference of their squares is 180. find the two numbers by elimination method

asked by Anonymous on December 28, 2016
32. ## Math

I don't know how to solve this equation. cos(30) = x / 6 How would I solve this to find the missing side of a 30-60-90 triangle?

asked by John on May 25, 2018
33. ## algebra

The length of a rectangle is four times its width. If the area of the rectangle is 392 yd, find the perimeter

asked by Derrick on December 3, 2014
34. ## Algebra

With the polynomial: f(x) = 5x^3 + 8x^2 -4x + 3 a. The Fundamental Theorem of Algebra states that this polynomial has ______ roots. b. Find f(-x).

asked by Anonymous on May 25, 2018
35. ## math

Please help me to find an equation for the tangent to the curve xsin2y=ycos2x at the point (phi/4, phi/2)

asked by deel on August 13, 2012
36. ## physics

A hammer falls from a scaffold on a building 50.0m above the ground. Find its speed as it hits the ground.

asked by stacey on February 22, 2011
37. ## Math

Use the clues To find the Mistery Number. The number os less than 800 and greater Than 780. It has 8 more tens than ones

asked by Mirella on May 29, 2016
38. ## math

which expression is equivalent to 3/4x-24. It imultiple choice a 1/4(3x-48) b 1/4(3x-24) c 3/4(x-32) d 3/4(x+32) I did it by trying each one out I got c 3/4(x-32) mult 3/4 by both 3/4x-24 Is this correct on how to find the answer and is it correct? thanks

asked by b6 on January 6, 2013
39. ## Percent of loss

Find the loss if necessary round to the nearest cent. Cost \$ 523.20 percent of loss 19.2%

asked by Ana on May 17, 2016
40. ## Physics

A hemisphere of radius r is placed on a horizontal plane and a small mass of "m" is placed on the top of the hemisphere. Find the height from the ground to the mass m,at the moment it loses it's contact with the hemisphere.And the contact is frictionless.

asked by Shenaya on July 11, 2017
41. ## Statistics

1. For the following exercise, complete the following by using the data sets below that provides the ages of the first seven presidents: a. Find the mean, median, and range for each of the two data sets. b. Find the standard deviation using the rule of

asked by Mercede on April 26, 2010
42. ## Algebra

How would I complete this problem? Geometry. The area of a rectangle of length x is given by 3x^2 + 5x. Find the width of the rectangle. I think the width is 3x+5 but not sure. Subjects Art Business Computers English Foreign Languages Health Home Economics

asked by Loreal on June 5, 2007
43. ## Math

#1.) The first row of an amphitheater contains 50 seats, and each row there after contains an additional 8 seats. If the theater seats 938 people, find the number of rows in the amphitheater. #2.) At oceanside deck the first high tide today occurs at 2:00

asked by Wavikz on June 12, 2007

What is the pH of a 5.06E-2 M aqueous solution of sodium acetate? I know that I would set this up the same way I did for the previous question that I posted. I am just confused on how to find the Ka. I know it is kw/kb but for what compound is what I do

asked by Hannah on April 8, 2012
45. ## math statistic

One of your friends knows that you are taking Advanced Placement Statistics and asks for your help wither Chemistry lab report. She has come up with five measurements of the melting point of a compound: 122.4, 121.8, 122.0, 123.0, and 122.3 degrees

asked by rhinechilde on February 16, 2017
46. ## Grade 10 Maths

An area for planting crops is given by: A = 800 + 20x - 1/2x^2 Find the value of x which the area is a maximum

asked by Julia on September 11, 2014
47. ## maths

use formula v=u +at to find the velocity when the initial velocity is 3m/s, the acceleration is 1.5m/s2, the time is 7 seconds

asked by kate on October 5, 2018
48. ## physics/electrical circuits

there are two wires a and b. if the resistance of B is R and the diameter of A is twice of B, the length and the nature of the material is the same, find the resistance of A.

asked by doffy on March 3, 2018
49. ## algebra

ok I have a algebra question how do you find the missing number for 42-9=43-? how do I get the answer and I need to understand it? I think the answer might be 45

asked by julie on December 5, 2011
50. ## calculus

the graph of f(x) passes through the point (0,6). the slope of f at any point P is 2 times the y-coordinate of P. find f(1)

asked by Beth on October 14, 2010
51. ## math

evaluate the squared root of 13.2/0.33,do i work out the division first then find the square root??

asked by mika on April 9, 2008
52. ## math

find the following probabilities after rolling a single one time. what is the probability of rolling on a 5 on the die?

asked by yatta on February 18, 2017
53. ## chemistry 2 college

explain how to find the mass of solute in the solution: 50.0g of solvent in a 10.0% NaCl solution?

asked by deedee on March 24, 2013
54. ## Mathamatics 101

An angle is 35 degrees more than 4 times its supplementary angle. Find the measures of the two angles.

asked by Tim on February 5, 2012
55. ## trig

If sinx = -3/5, tan x > 0, sec y = -13/5 and cot y < 0, find the following: a. csc(x + y) b. sec (x - y) How do I get the answers of a. -65/33 b. -65/16 Thank you

asked by Priya on May 1, 2008
56. ## Calculus

f(t)=-4.9t^2+25t+3 meters what is the average velocity during the first two seconds? find the instantaneous velocity at t=2

asked by Emily on February 13, 2011
57. ## Math

Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm.

asked by Jen on July 5, 2011
58. ## Maths

Find the equation of the parabola with its axis parallel to x-axis and passing through the points (-2,1),(1,2),(-1,3)

asked by Angelina on February 14, 2016
59. ## Math

The length of the rectangle is 7/(x-4) feet, while its width is 5/x feet. Find its perimeter. Please helppppp!!!!!!! :(

asked by Andrea on September 13, 2018
60. ## Math

A 274cm timber is cut into three pieces in the ratio 3:7:11,find the length of each ratio.

asked by Donnish Femi on September 28, 2015
61. ## Math Calculus (ALEVEL)

Find the equation of the tangents to the curve x^2+3x-2y^2=4 at the points where the curve crosses the x- axis

asked by Anonymous on March 1, 2015
62. ## Math

IN A FOUR DIGIT NUMBER THE FIRST Two DIGITS ARE BOTH 2 .the sum of the ones and tens digit is 14 find the numbers

asked by Jiji on March 24, 2018
63. ## factors math

The gcf(a,b) = 495 and lcm( a,b) =31,185 Find possible values of a and b if a is divisible by 35 and b is divisible by 81.

asked by kendra on November 29, 2011
64. ## Math

Find the parabola with equation y = ax^2 + bxwhose tangent line at (2, 12) has the equation y = 14x − 16

asked by Anonymous on October 13, 2012
65. ## math 8th

Find the circumference of the given circle. Round to the nearest tenth. circle (1 point) 22.0 cm 38.5 cm 11.0 cm 42.8 cm

asked by james on April 18, 2014
66. ## algebra

Grace runs 3 miles per day. Find this rate in feet per day

asked by alex on May 8, 2012
67. ## math

in a class of 480 students if 60% are boys then find the number of girls in the class?

asked by Niran on April 22, 2014
68. ## math

4.find to the nearest degree the celcius reading when the farenheit reading is 72 degrees

asked by chris on September 6, 2009
69. ## Math

In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10.

asked by Scarlet URGENT on March 5, 2017
70. ## pharmacy

Where would you find information on drug interactions in an older style drug monograph

asked by Anonymous on October 15, 2012
71. ## Math

In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10.

asked by Matt on March 5, 2017
72. ## Math (check)

4. A spinner is divided into 10 equal sections numbered from 1 to 10. You spin the spinner once. Find P(not even). A. 1/3 B. 1/2 C. 1/5*****? D. 1/4

asked by me on May 4, 2014
73. ## maths-urgently needed

A number of 4 different digits is formed by using 1, 2, 3, 4, 5, 6, 7. Find the probability that it is divisible by 5. Digits can be repeated

asked by Anonymous on February 18, 2013
74. ## Math

Find the quadratic polynomial whose graph goes through the points (-2,5), (0,5), and (1,11). f(x)= ______x^2+ ______x+ _______

asked by Lucy on May 4, 2014
75. ## Math

Find the specific solution for the following differential equations: a) (dy/dx)^2 - x^4 = 0 given the initial value y(1) = 0 b) dy/dx = ysinx given the initial value y(pi) = 1

asked by Alice on November 9, 2008
76. ## Math

A basket contains 6 oranges and 4 tangerines. A sample of 3 is drawn. Find the probability that they are all oranges.

asked by Mary on March 8, 2016
77. ## geometry

A rhombus has a diagonals of length 4 and 10. Find the angles of the rhombus to the nearest degree.

asked by Anonymous on February 13, 2011
78. ## math

kathyrn is thinking of four numbers from 1 through 9 with a sum of 18 find the numbers. this is the questions to the answer above.

asked by JACKIE CHAN on February 5, 2015
79. ## Geometry

Rombus ABCD has an area of 264 square units. If DB =12 units find AC.

asked by Joy on April 10, 2011
80. ## Science

What is the difference between overpopulation and Consumption overpopulation? What components would you find in an overall plan for sustuinability?

asked by Helen on October 3, 2012
81. ## Geometry

For an ellipse, one focus is (0,0), one vertex is (2,0), and the eccentricity is 0.4. How do I find the equation for the ellipse? It seems like I have so little information!

asked by Confused on May 28, 2012
82. ## math

The day started out at 16 F and ended at 25 F. Find the percent change for the temperature throughout the day?

asked by matt on January 29, 2012
83. ## mathes

find an equation of the normal line to the curve y=radx-3 that is parallel to the line 6x+3y-4=0

asked by Anonymous on December 16, 2013
84. ## maths

a two digit no.is 3more than 4 times the sum of its digit if 18 idded to the no.are reversed .find the no

asked by aditi on May 25, 2014
85. ## math

The measures of two angles which form a linear pair are in the ratio 2:7. Find the measures.

asked by sim on February 13, 2016

Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm.

asked by Jen on July 5, 2011
87. ## Math

In a school 4/11 of the students are girls.if there are 490 boys, find the number of girls.

asked by Sapna on May 23, 2017
88. ## math need help urgent

find the domain f(x)=x/x-8,g(x)=-7/x solve the following exponential equation equation exact answers only 3e x-1 = 2+e^x-1

asked by zach w on November 27, 2012
89. ## Pre-Calc

Using the difference for formula, find the tan 255. Step by step would be appreciated

asked by Dan on December 18, 2013
90. ## physical science

A 2400-kg truck accelerates from 20 m/s to 35m/s in 5s. find the net force on the truck

asked by willie langhorne on May 6, 2014
91. ## Geometry

In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10.

asked by Matt on March 5, 2017
92. ## College Math

Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm.

asked by Jen on July 5, 2011
93. ## algebra

A cube measuring 6.7 cm along each edge has a mass of 78g. Find the density of the cube.

asked by Matt on October 14, 2010
94. ## math

how do you find the perimeter of a triangle like this but with an 8 on one half of the middle (cut in half) and the bottom being 5m . . . . . .......

asked by Anonymous on April 5, 2010
95. ## math need help urgent

find the domain f(x)=x/x-8,g(x)=-7/x solve the following exponential equation equation exact answers only 3e x-1 = 2+e^x-1

asked by zach w on November 27, 2012
96. ## math 6th grade

write the rule anf find the missing input. input out put 0 5 3 14 x 32

asked by nick on May 7, 2012
97. ## Geometry

Line TV bisects

asked by Robert on August 19, 2015
98. ## Geometry

If line PQ bisects with Line ST at R. SR = 3x +3 and ST = 30 Find x I come up with x being 9 to equal 15 but the choice for answers are: x=8 x=6 x=4 x=2 What am I doing wrong?

asked by Jonathon on August 19, 2015
99. ## Math

Mishelle is 7 years younger than Paul. Given that the sum of their ages is 29, find their ages

asked by Stacy on September 16, 2018
100. ## college math

Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm.

asked by Jen on July 5, 2011