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

143,010 questions, page 961
1. ## Science (urgent)

Suppose 13.7kJ of heat are removed from 33.5g liquid sample of ethanol at 26.8^oC. When all this heatis removed from the substance, at what temperature and in what states will you find the substance?

asked by Nick on May 4, 2009
2. ## geometry

the diagonal of a rectangular room is 52ft long. one wall measures 28ft longer than the ajacent wall. find the dimensions of the room

3. ## math

in an experiment, it was found that 70 out of 800 animals were happy in their surroundings. a find probability that an individual animal is happy in their surroundings. b. represent as a percent

asked by thomas on March 17, 2016
4. ## Calculus

Conic Sections- A point moves so that its distance from the origin is twice its distance from the point (3,0). Show that the locus is a circle, and find its centre and radius.

asked by Kelly on June 28, 2008
5. ## math

A (4,3) B (3,-3) c (-4,5) Find the slope of AB, BC, and AC. Fond the tangent of each angle and their angle measure using: tanX=m2-m1/1+m1m2 m2 being the slope of the terminal side (measuring counterclockwise)

asked by hw on February 8, 2011
6. ## PreCalc

The fifth term of an arithmetic sequence is equal to 6 and the sum of the first 12 terms is equal to 45. Find the first term and the common difference. having trouble with this, can't figure out the steps?

asked by jeff on October 18, 2017
7. ## math

It takes mary x hours to travel 100 kilometers. If she increases her speed by 5 kilometers per hour, the journey will take her 3 hours less time. Find x.

asked by Taylor on January 24, 2011
8. ## math

A farmer build a fence to enclose a rectangle pasture. He used 190ft of fence .Find the total area of the pasture if its 50ft long

asked by gamer65 on May 18, 2015
9. ## Math 9

use exponent rules to simplify. Write as a single power, don't need to find the value. [ (11/20)^4 x (11/20)^-8]^5 and (11/20)^-6 you cant leave an number to the power of a negative exponent. You have to change it like this ex : 2^-3 = 1/2^3 = 1/8

asked by Molly on January 13, 2013
10. ## physics help

Just after opening a parachute of negligible mass, a parachutist of mass 85.5 kg experiences an instantaneous upward acceleration of 1.12 m/s2. Find the force of the air on the parachute.

asked by anthony on October 22, 2012

The maximum speed of a bus is 72km/h, it accelerates uniformly at the rate of 1m/s^2 and retards uniformly at the rate of 4m/s^2. Find the least time in which it can do a journey of 1km ?

asked by Praveen on July 27, 2010
12. ## math

There are 3 side orders: French fries, baked potato, or mashed potatoes. Find the probability of a customer choosing a baked potato. I think 1/3

asked by Anonymous on March 13, 2014
13. ## calculus

a box with mass 34.1 is held stationary on a rmap inclined at an angle of x degree by a force of 100 N at an angle of 30 degree to the plane. Find x.

asked by Jessie on March 1, 2012
14. ## math

An experiment consists of flipping a coin 3 times and noting the number of times that a heads is flipped. Find the sample space S of this experiment. S=?

asked by Amber on September 7, 2010
15. ## arithmetic

the sum of irst and the fourthterm of a linear squence is10 and the sum of its thired and seventh term is 20.find the common difference and the first term

asked by Anonymous on October 9, 2011
16. ## maths

maria baught two fans 3605.she sold one at aprofit of 15%and the other one at aloss of 9%.if maria got the same amount for each fan find the cost price of each fan.

asked by shikha on November 28, 2013
17. ## math

Write the equation of a line that goes through (5,3) and (2,7) I found the slope of the line to be -4/3 Then, I substituted one of the points in for x and y to be: y = -4/3x + b 3 = -4/3(5) + b 3 = -20/3 + b 3 + 20/3 = b This is where I am stuck == do I

asked by Sami on March 26, 2018
18. ## physics

A 130g ball moving at 0.35m/s in the x-direction is subject to a 0.25N force in the - y-direction for 1.0s. Find the magnitude of the ball's momentum change.

asked by Don on November 1, 2011
19. ## College Algebra

Find the equation of the parabola y = ax2 + bx + c that passes through the points. To verify your result, use a graphing utility to plot the points and graph the parabola. (−2, −15), (−1, −4), (1/2,-10) y=?

asked by Jack on July 21, 2013
20. ## Math

If diameter of iron pipe is 2.8cm and 1mm thickness is melted and cylindrical rod of same length is formed find diameter of rod

asked by Samu on August 20, 2018
21. ## Maths

Determine the profit function P(x), if the revenue function and cost functions are R(x)=70x-1000 and C(x)=30x+1000 respectively. Also find the break-even point.

asked by Lettiey on March 22, 2017
22. ## math

A stone is thrown upward and rises 9ft before starting to fell. Find the total time taken for the stone to return to the starting point

asked by gillian on April 26, 2016
23. ## Science

A student goes to college,driving his car at 20 km per hour. He returns though same route ,driving at 40 km per hour . Find average speed during entire journey

asked by Riya on May 7, 2016
24. ## Calculus

The graph of the curve y2=10 x+10 is a parabola, symmetric with respect to the x-axis. Find the area of the surface generated by rotating about the x-axis the part of this curve corresponding to 0 ≤ x ≤ 20.

asked by Anon on March 8, 2012
25. ## physics

In the ballroom of a historic palace near Paris, a chandelier hangs from the ceiling by a cable. The mass of the chandelier is 390 kg. Find the tension in the cable.

asked by Nolan on February 25, 2011
26. ## physics

at a distance of 3.8 m from a siren, the sound intensity is 3.6 x 10-2 W/m2. Assuming that the siren radiates sound uniformly in all directions, find the total power radiated.

asked by Joe on November 18, 2012
27. ## calculus

A stone thrown up from the top of a building with a velocity of 48 meter per second reaches the ground with a velocity of -50 m/s. Find the height of the building. Using the derivative of approximation.

asked by airrah mae on January 27, 2017
28. ## Math (Truly Need Help)

H(x)= 0.002x^2+0.005x-0.029 where x is the speed of the car in miles per hour. How can I rewrite the function so that x represe the speed in kilometers per hour. [Find H(x/1.6)]

asked by Ethan on February 9, 2011
29. ## Physics

A 5.9 kg block initially at rest is pulled to the right along a horizontal, frictionless surface by a constant, horizontal force of 12.1 N. Find the speed of the block after it has moved 2.6 m.

asked by Anonymous on November 3, 2014
30. ## Math

A microscopic organism is shown in a biology book with the length of 5.6 centimeters. If the scale of the picture is 2000:1, find the actual length of the organism.

asked by Mike on October 30, 2007
31. ## algebra

Find the value of y so that the line passing through the two points has the given slope? 1. (12,y), (-6,9/7), m= -1/6 _____________ write an equation in slope-intercept form. (then graph the equation). 2. 18y+2x-9=0 3. 3x-4y=-8

asked by Anonymous on October 8, 2009
32. ## MAth

To purchase two new copiers, a campus bookstore paid \$1350 in interest on a 9% loan for 3 years. Find The principal \$1350/(0.09)(3)=4500.00 for principal

asked by Petra on April 2, 2016
33. ## math

is zero a multiple of every number? Find the prime factorization of the number, and write it in exponent form. 198 Compute the value of the given expression. _|8|_ |11-8| Evaluate the expression. -8x + 8y, for x = 8 and y = -1

asked by Anonymous on February 23, 2011
34. ## calculus

if a snowball melts so that its surface area decreases at a rate f 1cm^2/min, find the rate at which the diameter decrease when the diameter is 10cm?

asked by Briasn-Ismael vargas on October 25, 2013
35. ## calculus

Find the critical point(s) of the function. Then use the second derivative test to classify the nature of each point, if possible. Finally, determine the relative extrema of the function f(x,y)= 3x^2 - 3e^5y^2

asked by amalia on March 15, 2012

find the area of the parrallelogram with a base of 372.5 cm and a height of 17.6 cm A) 398.8 cm2 B) 327.8 cm2 C) 13,112 cm2 D) 6,556 cm2 My guess is B but i need help

asked by Megan on April 27, 2017
37. ## Physics

I am given a velocity versus time graph for a runner. For it, I had to figure out the average velocity for the entire 16 s interval (for this, I got 2 m/s). Now they want me to find the displacement of the runner in the first 15.4 s. I know that it must be

asked by Lindsay on October 16, 2007

A corner lot that originally was square lost 185 m of area when one of the adjacent streets was widened by 3 m and the other was widened by 5 m. Find the new dimensions of the lot.

asked by Tina M. on November 6, 2008
39. ## Math

H(x)= 0.002x^2+0.005x-0.029 where x is the speed of the car in miles per hour. How can I rewrite the function so that x represe the speed in kilometers per hour. [Find H(x/1.6)]

asked by Ethan on February 9, 2011

Find the future value of \$1000 which was invested for: a) 250 days at 10% compounded daily Should I use 365 or 360 days to compound daily? Thanks in advance

asked by Lula on May 5, 2018
41. ## physics

A 0.23 kg ball of dough is thrown straight up into the air with an initial velocity of 12 m/s.Find the momentum of the ball of dough halfway to its maximum height on the way up.

asked by Chris on March 15, 2012
42. ## Calculus

ﬁnd the ﬁrst three non-zero terms of the Maclaurin expansion of y = f (x) where the function is deﬁned implicitly by x^2 + xy + y^2 = 1. Also estimate the error approximating f(0.1) using the ﬁrst two non–zero terms of this series.

asked by Mark on September 24, 2010
43. ## Geometry

An equilateral triangle with altitude length of 7 square root 3 centimeters. Find the area and perimeter A=49 square root 3 divided by 2 cm ^2 P=42cm

asked by Anonymous on April 2, 2016
44. ## math

The angles of a triangle are in the ratio 1:2:3. If its hypotenuse is 12cm, find the volume of the double cone formed by revolution of triangle about its hypotenuse. Pls help me!

asked by jyoti on December 9, 2015
45. ## English

To look with admiration at someone or something is to ______ but to look at something very closely is to _____. If we seek to verify something, we are seeking to find out if what we heard _____. If you doubt someone's veracity, you doubt that he or she is

asked by Anonymous on April 5, 2014
46. ## Basic Arithematics

Waseem buys jeans worth Rs6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax@ 10%. Find the amount he will have to pay for the jeans.

47. ## Applied Calculus......

Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x)=6x-5x^2 at (-2, -32) I have to use the four step process, but seem to be getting stuck...

asked by Jacob on February 7, 2013
48. ## Physics

A box weighing 178N slides down a ramp with an initial velocity of 0.5m/s^2. The ramp has an angle of 24 degrees and is 3m long. What is the acceleration of the box? I know that F=ma but how do I find a?

asked by Juan on November 9, 2014
49. ## math (binomial exp)

the Q is : Given that (1+ax)^n = 1 + 30x +375x^2+.... find the values of the constants a and n . I know that : (i am writing (n 1) as the coefficient of n) (n 1) *ax = 30x (n 2) *(ax)^2 = 375x^2 which can be written as (n 1)* a = 30 (n 2)*a^2 = 375 I

asked by Gemini on October 19, 2009
50. ## statistics

For each combination of sample size and sample proportion, find the margin of error for the 95% confidence level. (a) n=100 and p-hat=.56 (b) n=400 and p-hat=.56

asked by Nicky on April 2, 2014
51. ## Pre Calculus

I have tried and tried to understand double angle identities but it just won't stick. if sin x = -0.6 and 180 (degrees) < x < 270 (degrees), find the exact value of sin 2x

asked by Kyrie on November 16, 2017
52. ## calculus

Solve: sec(x)^2= 3tanx +1 *** It is suppose to be the sqaure root of 3 but i could find the symbol so just wrote the 3 without it but it is suppose to be the square root of 3 times tanx + 1

asked by Jack on September 13, 2010
53. ## statistic

For the following dataset, enter the data into a calculator and find the least square regression line, correlation coefficient, and coefficient of determination. step by step please X1 Y1 10 8.04 8 6.95 13 7.58 9 8.81 11 8.33 14 9.96 6 7.24 4 4.26 12 10.84

asked by bowershe on December 10, 2013
54. ## Math

A rectangle has sides of length 6.1cm and 8.1cm correct to 1 decimal place. Find the lower and upper bound for the perimeter of the rectangle

asked by Alam on May 3, 2019
55. ## Physics :(

Bobby​ ​is​ ​pushing​ ​a​ ​20kg​ ​box​ ​up​ ​a​ ​plane​ ​inclined​ ​at​ ​27​ ​degrees​ ​above​ ​the​ ​horizon b.​ ​find​ ​the​ ​force​ ​bobby​ ​needs​ ​to push​

asked by Anonymous on October 27, 2017
56. ## Math

Find an equation of the line containing the given pair of points. (-5,-2) and (-3,-1). The equation of the line in slope-intercept form is y=. Here is what I came up wiyh: y=1/2x-1/2. Is this correct? I am confused on this problem. Could someone please

asked by B.B. on March 26, 2010
57. ## Algebra

Pulling my hair, need help! For the systems of linear equations in questions the following questions: Determine how many solutions exist Use either elimination or substitution to find the solutions (if any) 4x = 8 and 5y = 15 0.2x + 0.4y = 1.7 and 8.3x -

asked by Vilma on June 10, 2012
58. ## Geometry

how to you solve: the radius of circle Z is 13.5 units long. Find the length of each arc for the given angle measure. if the angle measure is 120 degrees?

asked by Rachel on April 19, 2011
59. ## Math

I Need Help With Two Questions The First One Is Find The Distance Between Riverside And Milton If They Are 12 Cm Apart On A Map With A Scale Of 4 cm : 21 Km And The Second One Is Oak Grove And Salem Are 87 Mi From Each Other . How Far Apart Would The

asked by Emarahi on December 6, 2013
60. ## chemistry

a stp a cartain mass of gas occupies a volume of 790cm3 find the tempreture at which the gas occupies 1000cm3 and has a pressure of 726mmhg.

asked by whiskey on August 9, 2017
61. ## physics

A piece of wire is wound exactly 100 times around a circular tube with a radius of 9.8 centimeters. Find the length of the piece of wire in meters.

asked by Killian on February 23, 2015
62. ## math 209

Swimming space. The length of a rectangular swimming pool is 2x  1 meters, and the width is x  2 meters. Write a polynomial A(x) that represents the area. Find A(5).

asked by jericia on June 22, 2009
63. ## Math

If interest is compounded monthly at 8% per year for 10 years, explain how to find the number of compounding periods and the interest rate per compounding period.

asked by Faith on November 9, 2011
64. ## math

A right circular cylinder is to be inscribed in a sphere of given radius. Find the ratio of the height to the base radius of the cylinder having the largest lateral area.

asked by Jus on January 11, 2014
65. ## chemistry

find mass of magnesium nitride produced in reaction of 5.0of magnesium with 10.0gof nitrogen. the reaction was carried out in a closed container

asked by Allison on March 10, 2015
66. ## Maths - Pigeon-hole principle

Using the Pigeon-hole principle... 91 five-digit numbers are written on a blackboard. Prove that one can find three numbers on the blackboard such that the sums of their digits are equal.

asked by Lexi on September 30, 2008
67. ## Math

A projectile is launched from a cannon that sits 4 feet off the ground at an initial velocity of 120 feet/sec. Find the impact velocity.

asked by Kristen on November 14, 2013
68. ## calculus

suppose that c(x)=3x^3 - 12x^2 +9000x is the cost of manufacturing x items. find a production level that will minimize the average cost of making x items

asked by bob on November 21, 2016
69. ## Intro to Statistics

Two cards are drawn at random from a standard 52-card deck of playing cards without replacement. Find the probability that the first card is a heart and the second is red.

asked by Terry on April 17, 2011
70. ## kendriya vidyalaya

an electron initially at rest is accelerated through a potential difference of 100 volts. find its final kinetic energy in electron volts?

asked by medha on December 28, 2015
71. ## Maths

the diagram shows a composite solid consisting of cone and a hemisphere.the cone has a height of 10 cm a base diameter of 12 cm .Find volume. Of the whole solid.

asked by Hussan on September 26, 2016
72. ## trigonometry

A person is standing 21 feet from a building. The angle of elevation between the person and the ground is 59°. Find the height of the building. (Round to the nearest hundredth)

asked by tiffani on October 18, 2012
73. ## Pre-Calculus

Let F1 = 219.5, F2 = 447.3, θ1 = 52.79◦, θ2 = 7.831◦. Find the magnitude of the resultant F1 _\|_ θ1 (in quadrant 3 positive) | F2 _|/_ θ2 (in quadrant 1 positive) | I know this is probably hard to understand but I cannot draw diagrams on here

asked by Peter on April 18, 2011
74. ## math

a city had 310 days of sunshine one year and 250 the next year (find the percent of increase or decrease to the nearest tenth of a percent.

asked by tobi on March 18, 2014
75. ## Calculus

Use the given derivative to find all critical points of 'f' and at each critical point determine whether a relative maximum, relative minimum, or neither occurs. Assume that 'f' is continuous everywhere. f' (x) = (1-2x)/ ∛(x+3)

asked by Roy on November 29, 2010
76. ## Dynamics

A stone is projected in the air vertical upward with an initial velocity of 5m/s Find a) tr and tf b) H, highest distance has reached c) where is the stone has reached after t=5.0sec

asked by Jason on May 10, 2017
77. ## Science

HI I went all around the websites and I still did not find a picture of an elephant that is labeled with all it's body parts etc I am uncertain of your real question. Do you have a list of body parts you need to identify?

asked by QER on May 18, 2007
78. ## Calc

Find the integral from -∞ to -1 of 1/(1+x²) dx. I started working the problem out, and so far I got the lim as z→-∞ of [arctan (-1) - arctan (z)]. I'm a little bit confused exactly what is means when you plug -∞ into z, and how to solve the

asked by Erica on October 24, 2011
79. ## math

a recipe that will make 3 pie call for 7 cups of flour. write a proportion and solve it to find how many pies can be made with 28 cups of flour

asked by ray on September 10, 2012

A system does 210 J of work on its environment and gains 80.6 J of heat in the process. Find the change in the internal energy of (a) the system and (b) the environment. I am not sure how to start this.

asked by Hannah on June 20, 2012
81. ## Math

Each side of a cube is increasing at the rate of 9cm/s . When the lenght of each side is 5 cm , find the rate of inscrease of its volume and total surface area .

asked by Borhan on February 14, 2016
82. ## Math

In a month a stereo store sold %17,500 worth of VCRs which, was 28% of its total sales. Find the total sale for the month. Explain. Thanks! (:

asked by Yasmin on February 15, 2010
83. ## physics

sledge of mass 80 kg moves over the frozen surface of a lake with a velocity of 30m/s and comes to rest in 5s. find frictional force between the lake and sledge

asked by hezal on September 3, 2014
84. ## gov.

Presidents can circumvent checks upon themselves in all of the following ways EXCEPT executive privilege. executive statements. executive agreements. executive orders. I have no idea, I can't find it in my book. the first one?

asked by Shelly on November 15, 2011
85. ## physics

Three vectors are specified as A is 5 m at 45o north of east, B is 7 m at 60o east of south, and C is 4 m at 30o west to south.?Find the magnitude and direction of their sum.

asked by saima on January 3, 2015
86. ## physics

Three vectors are specified as A is 5 m at 45o north of east, B is 7 m at 60o east of south, and C is 4 m at 30o west to south. Find the magnitude and direction of their sum.

asked by saima on January 3, 2015
87. ## physics

Two forces acting on a body in opposite directions,have the resultant velocities of 10newton. if they act at right angles to each other, the resultant is 50 newton.find the two forces.

asked by Abhishek on March 16, 2011
88. ## Math

Find the constant term that should be added to make the following expression a perfect square trinomial. x^2-2x x^2+3x Take one half the second term, square it. 1/2 *2=`1, squred, 1 1/2 *3=3/2, squared, 9/4

asked by Audrey on June 10, 2007
89. ## maths

inside a rectangular field there is a path 2 meter wide on all sides.If the dimension of the fields are 40 meter and 25meter. Find the area of the field

asked by Milan Deepak on May 30, 2014
90. ## Physics

A mass of 25kg is acted on by a force of 56N. If a friction force of 12N exists, find the acceleration of the mass. I have worked the following: a=F/M = 44/25 = 1.76 m/s2 Am I correct? Thank you.

asked by Steph on January 3, 2015
91. ## Physics

Two objects are in contact on a frictionless surface. A horizontal force is applied to one object as shown in the figure below. Use m1 = 1.2 g, m2 = 254 g and F = 0.7 N to find the force between the two objects.

asked by Natasha on October 6, 2009
92. ## Calculus

a hyperbola passing through (8,6) consists of all points whose distance from the origin is a constant more than its distance from the point (5,2). find the slope of the tangent line to the hyperbola at (8,6).

asked by Al on October 26, 2014
93. ## statistics

there are 48 raincoats for sale at a local men clothing store. Twelve are black. If 6 raincoats are selected to be marked down, find the probability that exactly 3 will be black.

asked by Michelle on May 16, 2011
94. ## Precalculus

A ship is heading due north at 10 mph. The current is flowing southwest at 3 mph. Find the actual bearing and speed of the ship.

asked by KG on December 12, 2017
95. ## trip

for sin2x+cosx=0, use double-angle or half-angle formula to simplify the equation and then find all solutions of the equation in the interval (0,2Pie)

asked by bob on March 16, 2011

I didn't read my books because I didn't have English until after Christmas. I can't find my list, but I know all the ones I'm supposed to read except for one. I know this book is called "Fish." Do you have any idea who it might be by?

asked by Maya on January 7, 2014
97. ## Math

Find the effective rate of interest (APR) for a loan with a loan amount of \$6,300, a time of 270 days, and interest of \$685.13. a. 14.5% b. 6.5% c. 9.3% d. 12.3%

asked by Matt on April 21, 2015
98. ## Algebra

15. Each of the following temperature ranges is in degrees Fahrenheit. Use the formula F=95 C+32 to find the corresponding temperature range in degrees Celsius (using interval notation and assume inclusion).

asked by keonn'a on September 1, 2018
99. ## physics

Two blocks of mass m = 14.9 kg each are fastened to the ceiling of an elevator,The elevator accelerates upward at a = 1.62 m/s2. Find the tension in the bottom rope and the top of the rope.

asked by Rachel on January 28, 2012
100. ## science

find the velocity with which it hits the ground when a body is projected horizontally from top of a tower 100 meter high with a velocity of 9.8 meter per second.

asked by avinash on March 31, 2015