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

143,010 questions, page 861
1. friction

A 15.0kg bix is released on a 32degree inclined and accelerates down the inclined at 0.30m/s^2. find the friction force impeding its motion.

asked by Anonymous on July 18, 2010
2. equation

the smallest 3 consecutive integers is added to twice the largest , the result so obtained is fifteen less than four times the middle integer. find the integers

asked by simon on March 8, 2012

i need help NOW: A leather coat costs a fashion store \$150. THey will sell it for a 70% profit. Find the profit as a percentage of the selling price.

asked by charlotte on August 25, 2010
4. Physics

A stream of water exits from the bottom of a can and lands in a second can. The top of the second can is 0.50m below the hole in the first can, which has water in it to a depth of 0.150m. Find the distance D.

asked by Tammy on May 5, 2019
5. Anatomy and Physiology

I have a science project on Dystonia. I have to explain how Dystonia changes normal muscle function, but I can't seem to find anything online. Any help with this question is greatly appreciated!

asked by E on February 18, 2019
6. chemistry

which is more soluble in kerosene, ethanol or 1-hexanol and why? kerosene: [CH3(CH2)nCH3 where n = 10-13]. I have no idea. I looked it up online, but i couldn't find anything.

asked by jen on January 19, 2009
7. Applied Mechanics

A mass of 4kg rest on a rough table with coefficient of force 0.4. Find tje force sufficient to move it horizontally.

asked by david agom on December 3, 2015
8. Algebra

z^5-28z^3+27z=0 How do you use variable substitution and factoring to find all of the roots of this equation? I know how to do it if the z would have only been to the fourth power, but how do you do it with an odd numbered power like this? Thanks!!

asked by Tatiana on January 18, 2009
9. Linear Algebra

For the matrix A below, find a value of k so that A has two basic eigenvectors associated with the eigenvalue λ = 3. A = [−3 −18 54 204 0 3 −18 −54 0 0 −3 k 0 0 0 3] k = ? I'm specifically having troubles reducing this and knowing what it'll

asked by Alistair on December 4, 2016
10. algebra

A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 5.2 102 µm. Find this earthquake's magnitude on the Richter scale.

asked by suzie on October 30, 2011
11. statistics

Scores on the ACT test are normally distributed with a mean of 21.1 and a standard deviation of 4.8. If one ACT score is randomly selected, find the probability that it is greater than 20.

asked by Abby on December 14, 2010
12. english

hi ive been reading a book called, the berlin boxing club, and one of my hw assignments say i need to find 10 quotes in the book and im having trouble finding them. can u please help me? :)

asked by katie on November 27, 2012
13. Discrete Math

Using the ordinary alphabet and allowing repeated letters, find the number of words of length 8 that have exactly one B. How do I solve this? Please leave an explanation to solve this.

14. Math

Lance wants to find the total length of three boards he use the special 3 1/2 + 2 + 4 1/2 how can Lance rewrite the expression using both the associative and commutative properties of addition

asked by Kenzie on March 6, 2018
15. Physics

Two carts with masses of 4.82 kg and 2.72 kg move toward each other on a frictionless track with speeds of 5.03 m/s and 3.52 m/s respectively. The carts stick together after colliding head-on. Find the final speed.

asked by Daijha on January 9, 2014
16. Physics

Three point charges are placed at the following points on the x- axis;+2uc at x=0,-3uc at x=40cm,-5uc at x=120cm.find the force on the -5uc charge.

asked by Samson on March 30, 2013
17. algebra

The line l_1 passes through the points (3,-3) and (-5,2). The line is the graph of the equation Ax + By = C, where A, B, and C are integers with greatest common divisor 1, and A is positive. Find A + B+ C.

asked by Kevin on January 24, 2015
18. statistics

Use the normal dist to approx the desired prob. Find the prob of getting at most 30 fives in 200 tosses of a fair 6 sided die

asked by Sandra on October 4, 2013
19. Physics, ray optics

An astronomical telescope of magnifying power 7, consist of two thin lenses 40 cm apart in normal adjustment. Find the focal length of the lenses.

asked by Bishmay on October 14, 2016
20. Mock Trial

Hi all, I belong to a education group, and we practice Mock Trial. Where can I find a video of a real trial going on so I can learn from it? Thanks all and Happy New Year!

asked by Knights on January 1, 2013
21. Geometry

Hello! Can someone please help me with this question, I'm super confused! The endpoints of line AB are A(9,4) and B(5,-4). The endpoints of its image after a dilation are A1(6,3) and B1(3,-3). Find the scale factor and explain each of your steps.

asked by Kitty on November 30, 2017
22. maths

(a) Let u=7^x. Using the rules for powers show that i) 7^x-1 = u/7 and ii) 7^2x-1 = u^2/7 (b) By making the substitution u=7^x and using part (a), derive a hidden quadratic equation 7^2x-1 +4×7^x-1 - 1/14 = 0 and hence find all solutions to the above

asked by Michael on October 25, 2016
23. physics

A man of mass 60kg standing inside a lift with an acceleration of 2m/s(square).Find the apparent weight that a man feels(g is 10).

asked by joelinho on December 18, 2013
24. Math (Calculus)

Find the length of the curve. You may use your calculator. f(x)=x^(1/3)+x^(2/3) [0,2] I understand that the function needs to be written as x in terms of y because there's a vertical tangent at x=0, but I don't understand how to go about the problem other

asked by Chelsea on November 30, 2017
25. physics

Two forces acts on a point. 100N at 170⁰ from the tx-axis and 150N at 50⁰. Find their resultant force and the direction, from the tx-axis.

asked by ehm on April 1, 2013
26. physics

find the air velocity of a plane that must have a relative ground velocity of 250 km/h north if it encounters a wind pushing it toward the northeast at 75 km/h

asked by Anonymous on September 22, 2009
27. physics

A baseball is thrown such that it is in the air for 4 seconds and lands 100 m away. Find the initial vertical and horizontal components of the baseball's velocity.

asked by mia on November 27, 2012
28. finite math

Find the amount of an ordinary annuity for 5 years of quarterly payments of \$2,200 that earn interest at 4% per year compounded quarterly.

asked by Sarah on April 7, 2015
29. Algebra

If W1,w2,w3 are independent vectors, show that the sums V1=W2+W3, V2=W1+W3 and V3=W1+W2 are independent . (Write C1V1+C2V2+C3V3=0 in terms of the W¡¦s. Find and solve equation for the C¡¦s)

asked by traxx on October 27, 2010
30. hea;th care

I am writing a essay on EMR and can not find The adoption period for EMR. I know it is a growing process but would like to know how long it takes ot first set it up in an organization. Can anyone help?

asked by april on November 21, 2009
31. English

I don't quite understand William Faulkner's Nobel Prize Acceptance Speech. I've looked it up in Google and can only find the actual speech, nothing about it.

asked by Tara on September 21, 2009
32. Calculus

1.) Find the equation of the line that is tangent to the graph of y-y^3 at x=1. 2.) lim x->0 ((sin x*cos 2x)/3x) 3.) Show, using the squeeze theorem, that the limit of Xe^(sin 1/x) as x->0 is 0.

asked by Amber on January 25, 2015
33. Physics

The observed frequency of a train whistle is 513Hz as it approaches a stationary observer and is 432Hz as it recedes. Find the speed of the train

asked by maryam on March 16, 2016
34. Algebra

Find the final amount of money in an account if \$2,600 is deposited at 4% interest compounded annually and the money is left for 7 years.

asked by Pek on May 5, 2018
35. physics

find the distance light travels from its starting point, S, to its final point, F, by traveling two different paths: Note: you'll need to know Pythagorean Theorem.

asked by na on November 11, 2009
36. ENGLISH

hi ive been reading a book called, the berlin boxing club, and one of my hw assignments say i need to find 10 quotes in the book and im having trouble finding them. can u please help me? :)

asked by katie on November 27, 2012
37. physics

A stone is dropped off a cliff, the last 1.5 seconds before it reaches the ground it travels 30 meters. Find the height from which it dropped & final velocity

asked by robert on October 7, 2013
38. math

A body is thrown vertically upward from the ground with an initial velocity of 96 ft/sec. Find the maximum height attain by the body

asked by gillian on April 26, 2016
39. Math intergers

a rolloercoater begins at 90 feet abouve ground level.then it desends 105 feet, find the height of the coaster after the first descent

asked by Julie on January 28, 2008
40. Physics

A children’s roller coaster is released from the top of a track. If its maximum speed at ground level is 8 m/s, find the height it was released from.

asked by Lesley on February 27, 2011
41. math

An aeroplane at an height of 1 km is flying horizontally at 800 km/hr passes directly over an observer .find the rate at which it is approaching the observer when it is 1250 m away from him

asked by Shreyash on February 16, 2016
42. Math

Substituting the four numbers 1, 9, 8 and 3, for the four letters in the addition problems (different number for different letters) BAD + MAD + DAM. Find the largest sum!

asked by rom on October 23, 2016
43. Chemistry

The ionization constant for benzoic acid is 6.5x10^-5. find the hydrogen ion concentration at equilibrium when the initial concentration is .29M

asked by Anonymous on February 28, 2011
44. calculus

Find the volume V of the described solid S. The base of S is a circular disk with radius 2r. Parallel cross-sections perpendicular to the base are squares.

asked by Johnathon on November 10, 2011
45. physics

an airplance traveling at 450 km/h needs to reverse its course. the pilot decides to bank the wings at 12 degrees. find the time needed to reverse the course

asked by jeff on October 19, 2014
46. geometry

ok, so you have a special right triangle that is a 30 60 90, the side measures are y, 2y and y radical 3. in place of those, y=25 2y=c and y radical 3 i figured out to be 25 rad 3 divided by 3 this is substituted by letter d. find c. would it be 50?

asked by Arshi on March 8, 2012
47. Trigonometry

The wheel makes 6 complete revolutions every 60 seconds. From this information, you can find the value of constant b. The constant is π/?. (Enter only the value that replaces the question mark.)

asked by Jessica on June 21, 2012
48. trignometry

At 350 feet from the base of a cliff, a surveyor sights the top of it at an angle of 300 301. Find the cliff from horizontal.

asked by jessie on October 13, 2015
49. Science-Elements

which of the alchemy symbols is used today with a completely different meaning? what does that symbol mean today? I couldn't find the information for this in my text, I think it's iron, but I'm not sure, your help will be appreciated, thanks

asked by Sara on March 29, 2010
50. math,algebra

can someone help me i've tried different numbers but i can come out to factor this: 2b^2+6b-216=0 why don't you divide the equation by 2 to get b^2+3b-108=0 now by trial and error, can you find two factors of 108 that have a difference of 3? (b-9)(2b+24)

asked by jacky on March 26, 2007
51. math

how to compute this problem? a certain element has a half life of 12 years. if there were 1000 milligrams originally, find the remaining amount after 20 years?

asked by diane on January 12, 2011
52. physics

The mass of the sled and its two riders in Figure 5.5 is 243 kg. Find the magnitude of the centripetal force that acts on the sled during the turn with a radius of (a) 33.0 m and (b) 24.0 m.

asked by SS on October 20, 2014
53. chemistry

pls help me. A buffer was prepared by dissolving 0.100 mol of the weak acid HA (Ka = 1.00 × 10−5) plus 0.050 mol of its conjugate base Na+A− in 1.00 L. Find the pH.

asked by canas on December 1, 2012
54. Social Studies - - The Spread of Islam

Hello. I need to give three reasons for the spread of Islam. It'd be very helpful if someone could help me to find a good website. The ones I've found on Google haven't been all that helpful. Please and thank you. Eve

asked by Eve on May 27, 2008
55. math

Gracie's pattern of increasing perfect squares is shown below. 25,36,__,64,81,100 What number does Gracie need to square to find the missing term?

asked by Anonymous on May 2, 2019
56. chem

For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4Al(s)+3O2 (g)-->2Al2O3 (s) 4 mol Al 2.6 mol O2

asked by natash on October 1, 2008
57. Physics

an electron is sitting 10cm away from a small object -5nc it is let go and moves away from the charged object when it reaches a distance of 15 cm away find its speed

asked by Ryan on May 26, 2014
58. calculus

information is given about a polynomial f(x) whose coeffiecients are real numbers. Find the remaining zeros of f. degree4, zeros i, 9+i **I am just not getting these coefficients. I know that there has to be an easier way to learn this. Please help!!

asked by Breanna on December 30, 2012
59. math

A messenger traveling 65 miles per hour pursues a truck which has a start of 2 hours and overtakes it in 3 hours. Find the trucks’ speed?

asked by me on June 8, 2015
60. Math

The radius of a cylinder is 3.5 ft. The height is 14 ft. Find the surface area and volume of the cylinder to the nearest tenth of a foot. Show your work.

asked by NEED HELP😪😪😥😝 on February 19, 2019
61. maths

A balloon is rising 4 meters per second. If a wind is blowing horizontally at a speed of 2.5 meter per second, find the velocity of the balloon relative to the ground.

asked by Obsa Mohammed on June 18, 2019
62. Math

To find the length of the longer leg of a 30°–60°–90° triangle, multiply the length of the shorter leg by _______. To find the length of the shorter leg of a 30°– 60°– 90° triangle, multiply the length of the longer leg by _______.

asked by Jenny on October 13, 2009
63. CHEM

Info: The atoms of crystalline solid pack together into a three-dimensional array of many small repeating units called unit cells. The simplest of the unit cells are those that have cubic symmetry, with atoms positioned at the corners of a cube. Atoms can

asked by K on November 29, 2007
64. Chemistry

Which aqueous solution below is expected to have the lowest freezing point? Assume 100% dissociation for ionic species. 1)0.25m MgBr2 2)0.30m Na2SO4 3) 0.50m KCl 4) 1.0m sucrose 5) 0.40m Cr(NO3)3 I think that the answer is 0.30NaSO4 but I am not positive.

asked by Hannah on February 12, 2012
65. American Government

Which of the following is an example of the principle of checks and balances? A:Presidents can veto an act of Congress*** B:Members of Congress have power to raise their own salaries. C:Federal courts have the power to hear cases involving federal law.

asked by marylyn on September 25, 2017

Allusion- 1 Why did the author refer to "Hansel and Gretel"? 2 Why did this folk tale emphasize the horror of the Holocaust for Misha? 1 Because in Hansel and gretel the kids burned the witch and died but in Milkweed the jewish are burned. 2 Because it

asked by joy on May 25, 2009
67. grouping

i am trying to solve for A and B....this question comes from a Differential equations...but this step goes back to basics... Asinx-Bcosx+6Acosx+6Bsinx=3-cosx when you group all the sinx and cosx you get (A+6B)sinx+(6A-B)cosx=3-cosx you get (A+6B)=0 and

asked by mary on November 19, 2008
68. Art Help!

When creating an artist portfolio to demonstrate your individual art style, what should guide your selections? A. The knowledge you have of other art styles. B. The ability you have to copy famous masters. C. The art style you like to draw in most that

asked by Callie on December 4, 2014
69. CRT

View the Vacuum Sales digital story located on the Materials tab of your student Web site for Week Six. Of the two arguments provided in the digital story, which is valid and which is sound? When you are building an argument for an issue that is

asked by Anonymous on February 16, 2010
70. Physics

An airplane ﬂies at airspeed (relative to the air) of 430 km/h . The pilot wishes to ﬂy due North (relative to the ground) but there is a 43 km/h wind blowing Southwest (direction 225◦). In what direction should the pilot head the plane (measured

asked by Daniel on December 30, 2012
71. science-important!

I really need to make sure this is correct for tommorow please help! The significance of specific base pairing in DNA is that A) it stabilizes the sugar molecule B) it provides a method for making exact copies of DNA C) it prevents errors in DNA

asked by jake on November 19, 2011
72. com 150

• View the Vacuum Sales digital story located on the Materials tab of your student Web site for Week Six. Of the two arguments provided in the digital story, which is valid and which is sound? When you are building an argument for an issue that is

asked by lou on March 2, 2010
73. Pre Algebra

Suppose you have an after school baby sitting service. You charge a flat fee of \$10 per week plus \$3 per hour. The equation y = 3x + 10 represents your earnings per week for one child. Describe the y intercept. Answer: The y intercept is (0,10) but I'm

asked by Bill Bob on March 23, 2011
74. History

8. What was the Eisenhower Doctrine? A.) The United States would liberate the countries behind the iron curtain. B.) The United States would use force to help any Middle Eastern nation threatened by communism. *C.) The United States would recognize the

asked by Cassie on February 5, 2013
75. physics

A half-cup of ice cream contains about 200 food Calories. How much power can be produced if the energy in a cup of ice cream is expended over a period of 10 minutes (600 seconds)? Each food Calorie is equal to 4,184 joules. Write your answer in watts and

asked by juan on December 7, 2016
76. Calculus

A water trough is 5 m long and has a cross-section in the shape of an isosceles trapezoid that is 30 cm wide at the bottom, 70 cm wide at the top, and has height 40 cm. If the trough is being filled with water at the rate of 0.2 m3/min how fast is the

asked by Audrey on October 18, 2016
77. physics

Pushing on the pump of a soap dispenser compresses a small spring. When the spring is compressed 0.55 cm , its potential energy is 0.0020 J a.What is the force constant of the spring? i found the fist answer is 130N/M B. What compression is required for

asked by sinti on April 9, 2017
78. physics

A 0.5 kg rock is projected from the edge of the top of a building with an initial velocity of 9.66 m/s at an angle of 41 degrees. The building is 10.1 m in height. At what horizontal distance, x, from the base of the building will the rock strike the

asked by Kimberly on January 3, 2015
79. World History

How did China become a feudal state under the Zhou? A.The Shang shared regional power over lands with the Zhou. B.Warlords overran regions and set up their own kingdoms.* C.The Zhou awarded control over lands to their supporters. D.Groups of regional

asked by Hannah on September 19, 2016
80. biology

Suppose that a person inherited an allele of HGD from their father that had the proline 230 to serine mutation and also inherited an allele of HGD from their mother that had the glutamic acid 42 to alanine mutation. What would be that individual’s

asked by aleks on September 3, 2014
81. Math

The time a object is in freed all is given by the formula t= v/2g where v is the final velocity, g is the gravitational constant of 32 ft/ sec squared, and t is for time of the fall. A sky diver jumps out of a plane at 6000 feet. How long did it take to

82. physics

The wheels of a certain roller coaster are both above and below the rails as shown in the figure so that the car will not leave the rails. The mass supported by this particular wheel is 117 kg and the radius of this section of track is 44 m. The

asked by Jackie on January 25, 2015
83. curriculum

Of the following, which is the best strategy families can use to support language development at home? A. Make a set of vocabulary flashcards, and use them to drill each other each evening. B. Talk out loud about what they're doing. C. For families

asked by Daniela on September 14, 2014
84. trig

Two pilots take off from the same airport. Mason heads due south. Nancy heads 23º west of south. After 400 land miles, how far is Nancy from Mason’s route? Round your answer to the nearest tenth of a mile. (Enter only the number.)(If someone had helped

asked by Parker on October 17, 2011
85. Cultural Diversity

Can you help me with this? Would (A) or (D)be the best answer? A teacher would be wise to study other cultures and their beliefs since: A. Understanding cultural differences allows a teacher insight into the family's expectations of the children. B.

asked by Raven on September 6, 2007
86. Art History

I have to answer some questions about the artwork "Last supper" from the Rossano Gosepl but i need help cause i am really confused. 1) What message or meaning do you think this artwork conveys? 2) why is this artist an important one to know historically 3)

asked by S.S on October 18, 2015
87. chemistry

What is the concentration of Ag+ remaining in solution? Calculate the following when 0.250 L of 0.249 M AgNO3 solution is mixed with 0.350 L of 0.300 M Na2CO3 solution. Ksp for Ag2CO3 is 8.46E-12. A) What mass of the precipitate forms? I found out the

asked by hellp on March 31, 2012
88. physics

i'm not very good at physics and i have an exam tomorrow!! for the first one do i use the formula F=-Kx to make the answer -4500 ? and for the second i really have no idea what formula to use what is the value for k if a spring stretches 0.4m when

asked by sammi on October 15, 2008
89. physics

You exert a force of a known magnitude F on a grocery cart of total mass m. The force you exert on the cart points at an angle θ below the horizontal. If the cart starts at rest, determine an expression for the speed of the cart after it travels a

asked by Anonymous on October 15, 2014
90. SS

Temples were believed to be the homes of the gods. Which of these answer choices best supports this main idea? A. Statues of the gods in the temples were treated as if they were alive. Statues were washed, dressed, and given food. B. People prayed to the

asked by May on December 13, 2017
91. Physics

An airplane flies at airspeed (relative to the air) of 470 km/h . The pilot wishes to fly due North (relative to the ground) but there is a 64 km/h wind blowing Southwest (direction 225◦). In what direction should the pilot head the plane (measured

asked by Linds on September 8, 2015
92. Precalculus

A discus is thrown from a height of 3 feet with an initial velocity of 55 ft/s at an angle of 44° with the horizontal. How long will it take for the discus to reach the ground? I started off with 55cos(44)=40 then I made an equation 40t-16(t)=2.5 seconds?

asked by Kate on August 9, 2011
93. phyiscs!

Having landed on a newly discovered planet, an astronaut sets up a simple pendulum of length 1.51 m and finds that it makes 291 complete oscillations in 697 s. The amplitude of the oscillations is very small compared to the pendulum’s length. What is the

asked by amanda on November 16, 2011
94. Biology

Of the following, which is the most likely consequence of a manufacturing plant dumping its chemical waste into a nearby stream? increased oxygen levels in the water decreased flow rate of the stream loss of a keystone species an algal bloom

asked by Steve on September 2, 2015

can anyone answer my question?? which of the following is the best example of transforming electromagnetic energy into thermal energy? A.when trees absorb sunlight for photosynthesis. B.when the interior of a car absorbs sunlight and warms up. C.when a

asked by taylor on February 4, 2014
96. American Government Help

I have this question that I have to answer and I honestly have no idea what this means, American Government is my worst subject, I swear. Please help me? I'm comparing the U.S. constitution to the constitution of Colorado... Asses the merit of explicit

asked by Kiki on February 10, 2017
97. jasmine20

I just wanted to say I have seen you getting better in math as time goes on. You take the ideas presented to you and do a really good job of figuring out how to apply them. Noticed your hard work and thought I'd give you a kudos. I notice other hard

asked by MattsRiceBowl on April 20, 2007
98. Finance

Benson Incorporated has bonds with the following features par value of 1000.00 maturity is 10%. Determine if the bond sells for a premium, par, or discount and explain your answer. Calculate the value of the bond if interest is paid on an annual basis

asked by howard on February 6, 2012
99. AP Physics 1

You exert a force of a known magnitude F on a grocery cart of total mass m. The force you exert on the cart points at an angle θ below the horizontal. If the cart starts at rest, determine an expression for the speed of the cart after it travels a

asked by Max Pat on September 29, 2016
100. chemistry(check my explanation)

sorry to repost this question but i'm confused on this part The solubility of borax is directly proportional to temperature. Therefore, the sign of H is A. negative B. positive C. unknown with the given information like you said earlier, borax dissolves

asked by eng on April 5, 2010