# 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 437
1. ## Mechanics & hydromechanics

Find the magnitude and direction of the equilibrant of two forces, one being a horizontal pull of 18 N and the other a pull of 23 N at 50 degrees to the 12 N force.

asked by joe on January 14, 2013
2. ## algbrea

translste the sentece into an equation and slove it.if 4 times a number is decreased by 9, the result is 19. find the number?

asked by cody on October 16, 2009
3. ## Math

A board 26 3/8 inches long must be cut into three pieces of equal length. Find the length of each piece.

asked by Denisse on January 22, 2017
4. ## ap calc

find the equations of ALL horizontal tangents to the curve y^2=(x^2+4)/x, if any exist This is what I have so far: xy^2= x^2+4 2xyDy/Dx =2x-y^2 dy/dx = (2x- y^2)/2xy (2x- y^2)/2xy = 0 2x-y^2 I don't know what to do next

asked by Anonymous on October 8, 2014
5. ## Calculus

Find the volume of the solid by subtracting two volumes, the solid enclosed by the parabolic cylinders y = 1 - x 2, y = x 2 - 1 and the planes x + y + z = 2, 6x + y - z + 16 = 0.

asked by Aaron on February 16, 2012
6. ## geometry

radius of 3960 miles cause there 5280 feet find length in feet by circumference of earth use ~3.14

asked by tie on September 20, 2010
7. ## math

Find all numbers that are not in the domain of the function. Then give the domain using set notation? F(x)=________17over xSquare+4x-12

asked by jorge on April 13, 2014
8. ## algebra 2 and trig (math)

Find the positive acute angle that satisfies the equation tan(squared) minus tan = 0.

asked by joe on April 25, 2011
9. ## Grade 7

I am doing a point form biogrpahy on John. A Macdonald. I need some facts about him or some sites where I can find sites about him Thanks:) Julia, CA

asked by Julia on June 30, 2009
10. ## maths

Find the roots of the following quadratic equations (if they exist)by the mnethod of completion of the square . (i) x^2-(root2+1)+root2=0

asked by help()!!!!! on September 30, 2013
11. ## Trigonometry

Could someone please help me with the following q's I'm having some trouble: 1.) cot θ (theta) = 0.791, find sec θ and tan θ 2.) tan θ = 9/40, what is the value sin^2θ + cos^2θ

asked by Kevin on November 26, 2013
12. ## math alggggggggggggebra

Find the largest possible integer n such that there exists a non-constant quadratic polynomial f(x) with integer coefficients satisfying f(1)∣f(2),f(2)∣f(3),…f(n−1)∣f(n).

asked by joydeep2 on May 14, 2013
13. ## 8th grade

c (circumference) c=pie d where d is the diameter. How do i find d to the nearest hundredth when c=39cm? and i have to solve the formula C=pie d for d.

asked by tito on October 14, 2008
14. ## Math~Polynomials

5)Find the degree of -5w-4w^2+7w+16(1point) -5 16 14*** 3 Ok I put stars next to my answer though I'm not sure if I'm correct.. or not so Steve could you tell me if my calculations are way off or if they are correct?....

asked by Gabby on May 14, 2013
15. ## social studies

Does anyone know of some good websites that I could find how to build a medieval castle for my grade four project on medieval times.

asked by sammi on April 7, 2009
16. ## Math

Find the discount sale price of a \$80 item that is on sale for 30% off. (Round your answer to the nearest cent.)

asked by CW on January 29, 2013

I know I posted this yesterday but I really do not understand this and I did not quite understand the comment on what to do. Find the real solutions of the equation. x = 2 sqrt6x-36

asked by Hannah on September 20, 2010
18. ## math

the graphs of the three equations below form a triangle. find the coordinates of the triangle's vertices. 4x+y=1 2x-y=5 3y+3x=12 show work.

asked by kms on May 22, 2017
19. ## Physics

A car moving at 89 km per hour is subjected to a retardation to brought to rest in 70 second. Find retardation and distance

asked by Anonymous on August 5, 2018
20. ## math

A regular polygon has the sum of the interior angles as 3240degrees . find the number of sides the polygon has.

asked by Nita on April 5, 2016
21. ## ap calc

find the equation of all horizontal tangents to the curve y^2 = (x^2+4)/x, if any exist this is what I have so far: xy^2= x^2+4 2xydy/dx = 2x-y^2 dy/dx = (2x-y^2)/2xy (2x-Y^2)/2xy = 0 2x- Y^2 = 0 I don't know what to do after this

asked by Anonymous on October 8, 2014
22. ## chemistry

que.1-10 g of a mixture of Bao and Cao require 100ml of 2.5M Hcl to react with it.Find out the amount of Bao in %.

asked by parvesh on June 6, 2015
23. ## math

How do I find out on a standard calculator what this is: A=1/2 (4 3 )(48) It's supposed to read 4 square root 3 I don't even know how to input this into my calculator. Can someone tell me how? thanks!

asked by Lauren on December 16, 2009
24. ## physics

A car accelerates uniformly from rest to a speed of 70.3 km/h (19.5 m/s) in 14 s. Find the distance the car travels during this time.

asked by stacy on August 28, 2017
25. ## geometry

two round fountains are similar. one measures 4'6 across and the other measures 9'7 across. find the scale factor from the small one to the large one

asked by bobbie on June 5, 2015
26. ## maths

find the perpendicular distance from the corner of the triangle to the opposite side if the side is 25cm long

asked by molly on February 16, 2012
27. ## persian literature

please help me find the works of hafiz, jami, sadi (persian poets)... what are their basic reasons in doing in their works...

asked by klar maesen on February 7, 2008
28. ## Algebra

The measures of two sides of a parallelagram are 28 in and 42 in. If the longer diagonal has measure 58 in, find the measures of the angles at the vertices

asked by Kaylee on April 14, 2011
29. ## commace

from a pack of 52 cards two cards are drawn without replagement.find out the probability that first is of heart and secod is ace?

asked by santosh on February 16, 2012
30. ## Algebra 1

Find three points that satisfy the following conditions. The x-coordinate and the y-coordinate are additive inverses of each other. Any help or clues would be very much appreciated.

asked by Anonymous on January 29, 2013
31. ## PHYSICS

V R 5, L 1.2KG, HEIGHT 10M WORK INPUT 800J FIND THE USEFUL OUTPUT, EFFICIENCY, M A (TAKE G=10M/S )?

asked by JAMES HARUNA on May 14, 2017
32. ## CALCULUS:)

Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. x=3y^2, y=1, x=0 about the y-axis.

asked by Brit on August 16, 2011
33. ## Financial literacy

In traditional economy, economic decisions are based on ______ and ______. I’ve gone through my at least 4 times and I can’t find anything that would answer this. Please help.

asked by Kayla on August 4, 2018
34. ## math

Samuel is 1/2 as old as his brother. In seven years, he will be 2/3 as old as his brother will be. Find their present ages. Show each step of your work.

asked by Hawk Cleary on May 29, 2015
35. ## math

you competed in a 3.9 kilometer race you finished the race in 0.4 hours. which equation can you solve to find your speed, R?

asked by john on October 17, 2009
36. ## Capacitors

A parallel plate capacitor has area of 2cm^2 and a plate separation of 1mm. Find capacitance.

asked by Anonymous on April 22, 2012
37. ## algebra

Find the point of equilibrium for a system that has a demand equation of p= 49.0,000 3x and a supply equation of p= 33+0.00002x

asked by Jasmine on June 20, 2015
38. ## CALCULUS 2

Consider the solid obtained by rotating the region bounded by the given curves about the line x = 1. y = x, y = 0, x = 4, x = 6 Find the volume V of this solid

asked by HELP PLEASE! on February 17, 2010
39. ## Math (Precalculus)

I have no idea how to do these problems: Given that U and V are in Quadrant II and sinU = 3/5 and secv = -ã13/3, find: A) cos 2U B) sin (v/2) c) cos(U+V)

asked by Joe on February 7, 2008
40. ## physics

a ball is released from rest and rolls down a slope. It covers 7.5m in 12.4s. Find the average speed of the ball in m/s and km/hr.

asked by Martha on August 10, 2011
41. ## Statistics

IQ test scores are normally distributed with a mean of 100 and a standard deviation of 15. Find the x- score that corresponds to a z-score of 2.33.

asked by chalulu on March 13, 2011
42. ## CALCULUS:)

Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=x^2, x=y^2 about the axis x=–3

asked by Brit on August 16, 2011
43. ## Stats

Find the 95 percent range for the sample mean, assuming that each sample is from a normal population. a. ì = 200, ó = 12, n = 36 b. ì = 1,000, ó = 15, n = 9 c. ì = 50, ó = 1, n = 25

asked by Kevin on April 18, 2014
44. ## maths

a circular ink-blot grows at a rate of 2 sq cm per second. find the rate at which the radius is increasing after (28/11)seconds.

asked by edward on November 24, 2012
45. ## MATH GEO URGENT

The ratio of three consecutive angles in a cyclic quadrilateral is 2:3:4. Find the largest angle of the quadrilateral, in degrees.

asked by Anonymous on May 31, 2014
46. ## math

transform the formula to find the volume of a rectangular prism to solve for width (w) solve for w:V=lwh

asked by hannah on January 6, 2018

A parallelogram has adjacent sides of 78 inches and 90 inches, and the angles between them is 35 degrees. Find the length of each of the diagonals.

asked by sadie on May 30, 2015
48. ## Math

A parallelogram has adjacent sides of 78 inches and 90 inches, and the angles between them is 35 degrees. Find the length of each of the diagonals.

asked by sadie on May 30, 2015
49. ## maths

if a partner in a bussiness having 60%share gets Rs 9000 as profit every year find the total prifit in a year

asked by Neelam on October 10, 2018
50. ## Chemistry

how do i find total pairs shared pair and lone pairs after creating the Lewis Structures

asked by Lola on November 11, 2010
51. ## Calculus

Project Setup:You work for a company that manufactures cylindrical steel drums that can be used to transport various petroleum products. Your assignment is to determine the dimensions (radius and height) of a drum that is to have a volume of 1 cubic meter

asked by David on April 17, 2019
52. ## Calculus Help Please!!! URGENT!!!!

Carbon-14 has a half-life of 5700 years. In a living organism, the ratio of radioactive carbon-14 to ordinary carbon remains fairly constant during the lifetime of the organism. After the organism’s death no new carbon is integrated into the organism’s

asked by Taylor on April 7, 2014
53. ## Wold History

1. How did the religious beliefs of the ancient Israelites differ from those of other nearby peoples? The Israelites believed in many gods, while other peoples believed in only one God.*** The Israelites believed in one God, while other peoples believed in

asked by PLEASE ANSWER ALL QUESTIONS! on September 22, 2016
54. ## Calculus 1

Consider the function below. f(x)= (x^2)/((x-4)^2) Find the interval where the function is concave up. (Enter your answer using interval notation.) Find the intervals where the function is concave down. (Enter your answers using interval notation.) For

asked by TayB on November 15, 2015
55. ## college physics

A fisherman poles a boat as he searches for his next catch. He pushes parallel to the length of the light pole, exerting a force of 245 on the bottom of a shallow lake. The pole lies in the vertical plane containing the boat's keel. At one moment, the pole

asked by molly on March 2, 2015
56. ## Substitution Method in Algebra!HELP PLZ!

Use the Substitution method to solve the system of equations. 3x + y = 5 4x - 7y = -10 multiply first equation by 4 multiply second equation by 3 thus both equations have same x or y value in this case it is the x value. 12x + 4y = 20 12x - 21y = -30 solve

asked by Matthew on November 5, 2006
57. ## Bayes' Theorem

I tried the problem and my answers are still coming up wrong?. You can compare to mine to see where you (or I) went wrong. I'm a little rusty on Virus infects one in every 200 people. A test used to detect the virus in a person is positive 90% of the time

asked by MILLY on December 18, 2016
58. ## Some Lab Question (s)

Yes...another calculation problem. Rxn: 1ml isopentyl alcohol + 1.5ml glacial acetic acid + 3 drops sulfuric acid=> isopentyl acetate to calculate the theoretical yield.. I know that the acetic acid is in excess but how would I calculate the theoretical

asked by ~christina~ on March 8, 2008
59. ## Quantitative methods

Missouri Mineral Products (MMP) purchases two unprocessed ores from Bolivia Mining, which it uses in the production of various compounds. Its current needs are for 800 pounds of copper, 600 pounds of zinc, and 500 pounds of iron. The amount of each mineral

asked by Anonymous on August 20, 2012
60. ## largest possible area

Again from applications of derivatives.. what is the largest possible area for a right triangle whose hypotneus is 5cm long, and what are its dimensions. Thanks a^2 + b^2 = c^2 3^2 + 4^2 = 5^2 Area of a triangle 1/2 base times altitude hint: base is 3

asked by Jen on November 18, 2006
61. ## English

The two pickpockets: There was once a young man who was the best pickpocket around. So he decided to try his luck in the big city.(London, Dublin etc.) On his first day there the picking were lush, he cut a purse here, picked a pocket there--But when he

asked by Sara on September 12, 2010
62. ## Math

1.Find the length of the hypotenuse of a right triangle with the legs of 9cm and 12cm A.8 B.21 C.15*** D.225 2.The length of a hypotenuse of a right triangle is 13cm. The length of one leg is 5cm. Find the length of the other leg. A.14 B.144 C.8 D.12***

asked by Cam on November 7, 2015
63. ## Math-check my answers please :)

1.Find the length of the hypotenuse of a right triangle with the legs of 9cm and 12cm A.8 B.21 C.15*** D.225 2.The length of a hypotenuse of a right triangle is 13cm. The length of one leg is 5cm. Find the length of the other leg. A.14*** B.144 C.8 D.12

asked by Cami on November 7, 2015
64. ## MATH

1.Find the length of the hypotenuse of a right triangle with the legs of 9cm and 12cm A.8 B.21 C.15*** D.225 2.The length of a hypotenuse of a right triangle is 13cm. The length of one leg is 5cm. Find the length of the other leg. A.14 B.144 C.8 D.12***

asked by Cami on November 7, 2015
65. ## English (by Michelle)

The tragic (and the dramatic)-it is said- are universal. At a distance of centuries we still grieve at the tribulations of Oedipus and Orestes, and even without sharing the ideology of Homais we are distressed by the tragedy of Emma Bovady. The comic, on

asked by English on September 28, 2018
66. ## Language Arts (Check Answers)

"President Lincoln's Declaration of Emancipation, January 1, 1863 by Frances E. W. Harper It shall flash through coming ages, It shall light the distant years; And eyes now dim with sorrow Shall be brighter through their tears It shall flush the mountain

asked by Tim on April 22, 2016
67. ## Physics

A conical pendulum is formed by attaching a ball of mass m to a string of length L, then allowing the ball to move in a horizontal circle of radius r. 1. Find an expression for the tension T in the string. (Express your answer in terms of the variables L,

asked by Anonymous on October 10, 2012
68. ## Statistics

The amount of rainfall in January in a certain city is normally distributed with a mean of 4.2 inches and a standard deviation of 0.5 inches. Find the value of the quartile Q1

asked by Sennie on April 21, 2013
69. ## physics

A truck covers 38.7 m in 6.4 s while smoothly slowing down to a ﬁnal speed of 3.5 m/s. Find its original speed. Answer in units of m/s

asked by Anonymous on October 10, 2011
70. ## calculus

find the derivative of f(x)=x^2sec^2(3x) also with g(x)=sqrt(cosxsecx) i get zero because cos and sec cancel each other out and derivative of a constant is zero... am i doing something wrong?

asked by anonymous on March 20, 2011
71. ## physical science

The force of gravity acting on a body is 675 newtons. find the mass of the body to the nearest kilograms.

asked by Anonymous on May 20, 2015
72. ## Analytic Geometry

Find the standard and general equation of a parabola with a vertex at (0,0) and graph passing through (3,5) Axis of Symmetry at x-axis.

asked by Meiza on August 17, 2016
73. ## Math

Mr Panwar buys pencils at Rs.250 per hundred pencils and sells each at Rs.1.75 find his loss or profit percent

asked by Harmandeep on January 3, 2018
74. ## math

Find the coordinates of th vertex and write the equation of the axis of symmetry given the function f(x)=-x^2-3x-2.Is the vertex a maximum or a minimum?

asked by Jason on December 8, 2011
75. ## math

Find the monthly payment for the loan. (Round your answer to the nearest cent.) \$400 loan for 12 months at 14%

asked by leelee kay on June 3, 2014
76. ## math

the population of a town was 50000 in 1990. in 2000 it rose to 80000. find the percentage increase of the population.

asked by javed on May 24, 2016
77. ## Calculus

Consider the function f(x) = x - lnx. Find the intervals on which f(x) is increasing and the intervals where it is decreasing. Also determine any relative max or min.

asked by Rene on April 20, 2013
78. ## calculus

For the function y = 9x2 + 6x + 2, at the point x = 7, find the following. (a) the slope of the tangent to the curve (b) the instantaneous rate of change of the function

asked by Anonymous on October 20, 2012
79. ## Pre Calc

1) How do you analyze this function: 11x-2y=0 2) Find the equations of the lines to the line whose equation is y-7 -3 ---- = ----- x-13 2 if these lines pass through the point (6,-5)

asked by Reema on April 25, 2010
80. ## Physics

A skater of mass 60 kg takes a 20 m radius turn at 12 m/s. Find the skater's angle of lean (between body and vertical)

asked by Rosie on January 6, 2012
81. ## Math

The formula t =vh/4 can be used to find the time t in seconds it will take an object to fall from a certain height h in feet .how long did it take the applet o fall?

asked by Nayelis on September 7, 2015
82. ## Physics

Force of 2.25N is acting on charge 15x10^-4C at any point. Find the Electric Field Intensity at that point.

asked by Clifford on August 3, 2015
83. ## Math

Find the approximate area of each circle. Use the value of pi that makes the math the simplest for you. In the example, it's a circle with 14cm written on it in the middle. I'm

asked by Kimm on April 30, 2015
84. ## Geometry

A circle is drawn inside a triangle ABC to touch the sides BC,CA and AB at P,Q and R respectively.if A=56° and B=68°, find the angles of triangle PQR

asked by Gbotty on February 23, 2017
85. ## MATHS

AN ATHLETE RUNS TWICE ROUND A RECTANGULAR RUNNING TRACK AND COVERS A DISTANCE OF 72 M. FIND THE PERIMETER OF THE TRACK

asked by YOGEN on May 18, 2015
86. ## pre algebra

Use the compound interest formula to find the value of the investment after 5 years, compounded semiannually. \$1,000 at 6% annual interest

asked by india on September 30, 2013
87. ## math

Find the coordinates of th vertex and write the equation of the axis of symmetry given the function f(x)=-x^2-3x-2.Is the vertex a maximum or a minimum?

asked by Jason on December 7, 2011
88. ## calculus

Find parametric equations for the line through the point P(2, 9, 4) that is parallel to the plane x + y + z = 6 and perpendicular to the line x = 5 + t , y = 5 − t , z = 5t . Answer Choices: 1. x = 2 + 6t, y = 9 + 4t, z = 4 + t 2. x = 2 + t, y = a + t, z

asked by Bob on October 27, 2010
89. ## Math 203

At time t = 1,a particle is located at position (x, y) = (4, 3). If it moves in the velocity field F(x, y) = xy − 2, y^2 − 11 find its approximate location at time t = 1.06 (x, y) = ?

asked by hyuyre on April 13, 2014
90. ## help ?

Let f(x) = (x − 3)^−2.Find all values of c in (1, 4) such that f(4) − f(1) = f'(c)(4 − 1).(Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.)

asked by Fatih on March 22, 2012
91. ## Geometry.

Triangles ABC and DEF are similar. If ∠ABC = 121°and ∠BCA = 35°, find the measure of angle FDE.

asked by Summer. on June 3, 2015
92. ## calculus

R is the first quadrant region enclosed by the x-axis, the curve y = 2x + a, and the line x = a, where a > 0. Find the value of a so that the area of the region R is 18 square units.

asked by Bree on May 20, 2016
93. ## 10

Legs ( sides other than the hypotenuse) of a right triangle are of lengths 12 and 6 cm. Find the side of the largest square that can be inscribed in the triangle.?

asked by ritu on June 4, 2014
94. ## college maths

Write as a product of factors; then find the product. (Points: 5) 0 90 675 150 I think the answer is C but im confuse any other opinions please?

asked by lisa on December 13, 2010
95. ## calculus

Find the indefinite integral of 1-tanx/1+tanx Dont know how to really approach this question. Should i use identities, or is there a power series i can use?

asked by integral on July 30, 2011
96. ## Maths

A seller marks an article to gain 26% but allows 4% discount. Find the price he sells an article bought for N500?

asked by Paulina on June 18, 2019
97. ## Help Needed! Precalculus

Find all solutions to cos(8alpha)-cos(2alpha)=sin(5alpha) on 0 less than or equal to alpha less than (2pi)/3

asked by anonymous on April 12, 2013
98. ## PRE CALCULUS

find exact values for the number of radians for an arc of 4pi/3 on a unit circle is the answer 4pi/3???

asked by Anonymous on October 18, 2013
99. ## Math (Calculus)

Use the shell method to find the volume of the solid generated by revolving the plane region about the indicated line. y=4x-x^2, y=0, about the line x=5

asked by Sherman on May 8, 2014
100. ## Calculus

lim(x->infinity) sqrtx sin(1/sqrtx) Someone please start me off. I don't know how to find the limits of trigonometric functions.

asked by Samantha on November 5, 2008