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

143,010 questions, page 66
1. ## math

how do you factor 5h^3-20h? its pretty simple. the answer is 5h(h+2)(h-2). you find it by first taking out 5h and you end up with (x^2-4) left which factors out.

asked by stacy on March 26, 2007
2. ## Biology

Mutations to DNA cause changes in organisms. Explain why this might be importatnt to the survival of a species. Please help with this. I've tried but can't seem to find an adequate answer for this. Thank you very much!!!

asked by John on June 7, 2009
3. ## math

find the midrange of these: 1.5, 2.5, 3.0, 1.0, 1.4, 3.5, 1.8, 1.8, 3.3, 2.2, 2.8, 1.8 I thought you take the highest - the lowest and then divide by 2, but the answer I get is not one of the choices. Show me the formuula please? Thanks!

asked by Sam on January 24, 2010
4. ## math116

I really need help i am so stuck i can not figure this out we are trying to find the slopes here is an example of what i am doing i get everything all theway till a certain point example: (-4,9);2x=5y+6 the answer is 2/5x+53/5 but i don't know how they

asked by trudy on July 26, 2010
5. ## calculus

find the domain of the following function. State your answer in interval notation. f(x) = 5x + 10/ x + sqrt -26x - 169

asked by amy on November 27, 2011
6. ## Integrated Math 1

Find the difference of the polynomials below. Write your answer in descending order. (x3 + 2x2 + 5x + 7) - (3x3 - 2.5x2 + 5x + 5)

asked by Tifini on July 15, 2012
7. ## ALGEBRA

Find the surface area and volume of a cylinder with a radius of 4 and a height of 6 (pls explain the answer)

asked by Santana on February 24, 2016
8. ## Math

Triangles ABC and DEF are similar. Find side AC. Round your answer to the nearest tenth. cm

asked by Irma on June 9, 2016
9. ## science

If it takes more than a few experiments to find the answer to a particular problem, it means that the scientist has failed and is not a very good researcher.

asked by nana on August 19, 2014
10. ## Statistics

A multiple choice test has 24 questions each having 4 possible answers. If you guess each answer, find the probability of getting Between 9 and 15 correct

asked by Kalee on April 27, 2015
11. ## Math Help

Triangle ABC has coordinaes A(1,4); B(3,-2); and C(4,2). Find the coordinates of the image A'B'C' after a reflection over the x-axis. My answer A'=(1,-4) B'=(3,2) C'= ( 4,-2) Am I correct? Thank you.

asked by Callie on November 5, 2014
12. ## chemistry

when you are given two half reactions and you are told to calculate net E^O, would you find the voltage for each reaction and subtract the two to get the answer?

asked by Anonymous on May 20, 2010
13. ## phys

Find every angle θ between 0 and 360° for which the ratio of sin θ to cos θ is -3.00. (Round your answer to the nearest degree.)

asked by sedef on September 16, 2012
14. ## History

I can't seem to find the answer anywhere. Please help. 2. What is the shape of the water molecule? A.) linear B.) tetrahedral C.) trigonal planer D.) bent

asked by Deborah on January 30, 2013
15. ## language arts

Unscramble letters to find the answer to what's the first thing you should do when you have a big problem to solve. Three words ULARAEPGNYT

asked by alexis on December 10, 2015
16. ## calculus

limit as x approaches 2 where f(x)=5x-5 Find a δ such that | f (x) - 5 | < 0.01 if | x - 2 | < δ. (Give your answer correct to 4 decimal places.) Need helpp!!! I have no idea how to do it. and nobody that can help!!

asked by kelly on January 30, 2011
17. ## Geometry

Find the perimeter of the polygon with vertices of A(0, 0), B(4, 0) and C(2, 3). Round to the nearest tenth. Just enter one number as your answer Can you please help me

18. ## Math

Find the area under the standard normal curve between -1.32 and the mean, P(-1.32 < z < 0.00). (Give your answer correct to four decimal places.)

asked by Ayden on May 28, 2013
19. ## math (2)

Find the area of the shaded region y= 2x/(x^2+4) from x= -2 and x= 2 Note: People have been telling me that the two lines do not intersect but they do there has to be an answer. please help me. Thanks

asked by Mia on April 27, 2014
20. ## Pre-Calculus

Umm, how do I find this? with work? Use a calculator to evaluate the function at the indicated value of x. Round your answer to four decimal places. f(x) = 3 ln x x = 0.32

asked by Mariam on November 8, 2017
21. ## Physics

Two resistors 17.0 Ω and 7.1 Ω are connected in parallel across a 6.00 V battery. a) Find the potential diﬀerence across each resistor. can someone please give me the answer to this?

asked by Lynn on July 25, 2013
22. ## statistics

a.Find the margin of error E for a 90% confidence interval. (5 points) Round your answer to the nearest hundredths. .

asked by Anonymous on October 5, 2010
23. ## Math

So I have tried MANY ways to solve this i think i have an answer but could someone check? Problem is 48x + 3 = 19 |x=?| find x. Just this one question please!! It will mean a lot to me if you reply. Thanks :)

asked by Student.exe on April 1, 2019
24. ## geometry

In triangle FGH, g = 8ft, h=13ft, and m=F= 72degrees. Find m

asked by Steve on March 23, 2016

Find the power input of a force F=(7 N)ˆý + (3 N) ˆk acting on a particle that moves with a velocity v = (6 m/s)ˆý. Answer in units of W

asked by Ashley on March 23, 2012
26. ## MATH help

I need help with this find the sum or difference. write the answer in simplest form. question is 3 5/6 -(-2/3) If you help me i'll take you out and we can get some food and go see the movie IT!

asked by Gary Windthorpe ;) on September 19, 2017
27. ## chemistry

What is the total change in entropy when 10.0 g of ice melts at 25.0°C? DHfus = 6.01 kJ/mol The answer is 1.03 J/K but idk how to find it.

asked by paula on March 29, 2015
28. ## Social Studies

Please only answer if you are positive... Did Judiasm use ethics? I'm pretty sure they did not. I checked my online textbook several times and I can't find this.

asked by Anonymous on October 14, 2018
29. ## Math

Find the slope of the line that goes through the given points. I think my answer is correct but would appreciate some feedback so that I may compare! Thanks in advance! (3,-2),(-1,-6) Responses

asked by Rachale on February 26, 2009
30. ## Math

Find the perimeter of the polygon with vertices of A(0, 0), B(4, 0) and C(2, 3). Round to the nearest tenth. Just enter one number as your answer. Help!

asked by Amber on September 6, 2017
31. ## math

Find the limit, if it exists. (If an answer does not exist, enter DNE.) lim x→∞ (sqrt(49x^2+x)−7x)

asked by TayB on February 11, 2015
32. ## geometry

Find the area of a regular pentagon with a side of 6 ft. Give the answer to the nearest tenth. ok can't remember how to do this

asked by cindy on January 12, 2012
33. ## trig

Find the angle between 0 and 2pi that is coterminal with negative one half pi; expressing the answer in radians in terms of pi.

asked by Jay on May 19, 2011
34. ## SAT math

1. Find the product of the solutions of this equation: 1 / x+1 - 6-x/6x = 0 2. If y is jointly proportional to x and z and y = 4 when x = 8 and z = 1, what is the value of y when x = 24 and z = 3? For this one I think I'm solving it wrong, because I keep

asked by mysterychicken on May 31, 2013
35. ## chemistry

Find the concentration of calcium in ppm in a 3.5g pill that contains 40.5mg of ca? Answer 1.16ppm Bob helps me

asked by Fai on March 2, 2013
36. ## math 100

A normal distribution has a mean of 85.4 and a standard deviation of 4.88. Find the data value corresponding to the value of z given. (Enter your answer to four decimal places.) z = −3.42

asked by ryan on November 9, 2018
37. ## math 100

A normal distribution has a mean of 85.7 and a standard deviation of 4.81. Find the data value corresponding to the value of z given. (Enter your answer to four decimal places.) z = 0.55

asked by ryan on November 9, 2018
38. ## Calculus

Find the derivative of y with the respect to x: y=sin‾²(x³) y'=cos‾²(x³)(3x²) y'=3x²cos‾²(x³) How come my answer is incorrect? Thanks in advance.

asked by sh on March 21, 2010
39. ## des school

the volume of a cylinder 288picm3 the base radius is 8 cm find its tsa leave the answer in terms of

asked by aa on January 29, 2017
40. ## algebra

systems of nonlinear equations i need to help i have tried this problem but i cannot find the right answer i need to determine the real solutions for this: x^2+4xy=10 4x^2-xy=6

asked by ashley on April 9, 2012
41. ## derivative

29) Find the derivative of the function. F(X)=2x^2(3-4x)^2 This is what I have so far. I am usually pretty good at simplifying but I am missing something here. f'(x)=2x^2(4)(3-4x)^3(-4) + (3-4x)^4(4x) Here is where I go wrong. (Answer from book)

asked by Steff on June 11, 2011
42. ## geometry

Find the geometric mean each pair of numbers. If nessary, give the answer in simplest radical form. 5 and 8

asked by Jane on April 9, 2012
43. ## Unit Rates

Find each unit rate. - 20 mi in 5h - 78 mi on 3 gal Please and Thank-you I need HELP!!!!!!!!!! same answer as I gave to Janie 400 miles in 5 hours

asked by Janbowier on January 10, 2007
44. ## topics of math

A population is normally distributed with mean 43.7 and standard deviation 5.2. Find the following probability. (Round your answer to four decimal places.) p( x > 55.0 )

asked by Hannah on April 6, 2011
45. ## MATH

1.The point P divides the interval joining A(-1,-2) to B(9,3) internally in the ratio 4:1. Find the coordinates of P. 2. Solve. 4-x/x2

asked by Anonymous on June 29, 2013
46. ## algebra

systems of nonlinear equations i need to help i have tried this problem but i cannot find the right answer i need to determine the real solutions for this: x^2+4xy=10 4x^2-xy=6

asked by ashley on April 9, 2012
47. ## math

Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.) Ha: ó1 > ó2, with n1 = 8, n2 = 10, and á = 0.025 F = 2.24 is what I got.

asked by Tracy on June 29, 2013
48. ## Math

Find the slope, if it exists, of the line containing the pair of points. (7,4) and (10,-5) Simplify answer as integer or fraction.

asked by Sheretha on August 2, 2008
49. ## Pre-Cal

Find cos(2x) if sin = 7/25 and x lies in quadrant 1 My answer was 336/625 but this was wrong. I do not know how to figure this out.

asked by Hannah on March 11, 2010
50. ## math

am having prob..wv zs numb..given that f(x)=x+6/2x,find f(4) and f inverse(x) am not sure abt the answer the frst 1,i get 1.25 and the second oneeee i dnt knw hw to do it

asked by pallaa on September 16, 2008
51. ## statistic check

Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.) Ha: ó1 > ó2, with n1 = 8, n2 = 10, and á = 0.025 F = 2.60 is what I got.

asked by Tracy on June 29, 2013

systems of nonlinear equations i need to help i have tried this problem but i cannot find the right answer i need to determine the real solutions for this: x^2+4xy=10 4x^2-xy=6

asked by ashley on April 9, 2012
53. ## Math - Equation of the circle

Find an equation of the circle whose endpoints of a diameter are (−3,6) and (5,−14). I tried to figure it out, but I'm not sure if my answer is correct. I got.. (x-2)^2 + (y + 4)^2 = 116 Any help would be great. Thank you!

asked by Layna on September 9, 2014
54. ## Algebra

Find the solution set of 2√x = x - 3. A. {1, 9} B. {9} C. {1, -9} I got a quadratic and factored it as (x - 9)(x - 1). Then the solutions are x = 9 and x = 1. But the answer is supposed to be just 9. However, wouldn't x = 1 also work, if we do √1 = -1?

asked by Anonymous on April 1, 2017
55. ## Physics

A 4.12 kg mass undergoes an acceleration along both the x and y directions. Ax = -2.60 m/s2 and Ay = 3.50 m/s2. Find the magnitude of the resultant force. Answer in units of N.

asked by Joey on March 2, 2015
56. ## Algebra

Triangle ABC has coordinaes A(1,4); B(3,-2); and C(4,2). Find the coordinates of the image A'B'C' after a reflection over the x-axis. My answer A'=(1,-4) B'=(3,2) C'= ( 4,-2) Am I correct? Thank you.

asked by whhhhhhhhhhhhhhhhhhhhy on November 7, 2018
57. ## Global Help!

Describe social, political and economic aspects of spanish rule in the Americas. I cant find this answer anywhere help please!!

asked by Pamela on May 26, 2011
58. ## math check

Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.) Ha: ó1 > ó2, with n1 = 8, n2 = 10, and á = 0.025 F = 2.6 .

asked by Tracy on June 28, 2013
59. ## Math

Find the area for the circle (use 3.1 for pi) Round to the nearest tenth The circles radius is 23 yd.. My answer is 1666

asked by Chloé on February 28, 2017
60. ## Algebra

Find the sum of the first four terms of the geometric sequence with a = -3 and r = 3. I have NO idea how to attempt to solve this. I do not want an answer just instuctions. Thanks

asked by Kelly on January 11, 2010
61. ## Biology

What are the genus and species of Dragonfly, Water Boatman and Caddisfly??? I've looked all over the internet and i cant find the answer!!!!

asked by Delaney on October 1, 2009
62. ## Statistics

Find the z-score for which the area to its left is 0.46 . Write only a number as your answer. Round to two decimal places (for example: 0.81).

asked by Obi on October 13, 2015
63. ## Algebra

I need assisatnce with this. I do not want the answer I just want some guidence on how I should start it. The width of a rectangle is 5 ft, its length is (3x+2) ft, and its area is 75 ft². Find x

asked by Liz on October 19, 2011
64. ## Calculus

Which plane goes through the origin and is perpendicular to the line r=(2,-2,1) + s(2,3,-4), seR? a) 2x-2y+z=0 b) 2x+3y-4z=0 c) 2x+3y+z-4=0 d) none of the above. I got D, none of the above. I have substituted and couldn't find the answer equal to zero.

asked by Jake on April 8, 2012
65. ## Earth science

Where on the ocean floor will you find the greatest amount of living organisms? Answer: the coral reefs

asked by Sue on March 15, 2016
66. ## calculus

Find an equation of the plane orthogonal to the line (x,y,z)=(-4,-9,9)+t(-8,-1,5) which passes through the point (-9,9,-4). Give your answer in the form ax+by+cz=d.

asked by zama on March 4, 2010
67. ## algebra

Will someone check my work here and let me know if I am right. Thanks. Evaluate x+y/7 for x=44 and y=12 My answer is x+y/7=8 2. Translate to an algebraic expression. The product of 42% and some number. The translation is .42x=y 3. Use < or> to make the

asked by babs on August 3, 2011
68. ## Chemistry

calories given off when 85g of water cools from 48C to 23C. Express your answer using two significant figures. I know the answer is 2100 cal, but I just need to know why the answer is a positive value instead of negative, when it is supposed to be cooling

asked by Sam on September 8, 2011
69. ## World History (CHECK ANSWERS!)

What innovations did ancient Mesopotamians pass on to later civilizations? Select all that apply. -calendar(my answer) -gunpowder -legal code -mummification(my answer) -silk production -writing(my answer)

asked by Bel on August 29, 2016
70. ## math

asked by Anonymous on February 7, 2019
71. ## Algebra

To find the product 3/7 multiplied by 4/9, Cameron simplified 3/7 to 1/7 and then multiplied the fractions 1/7 and 4/9 to find the product 4/63. What is Cameron's error? Please help answer thanks

asked by Ms. Stephie on September 28, 2014
72. ## math

find d/dx of the integral from 1 to 2x of the (sqrt t^2+1)dt at x=sqrt2 the answer is 6. but i am not sure how to find d/dx. i tried taking the integral then doing that from 1 to 2x and then taking d/dx then plugging in sqrt2 for x but it was wrong

asked by hannah on August 22, 2014
73. ## algebra/math

i know this is probably a really simple answer and i'm gonna want to hit my head on a wall after i get it, hopefully, but how would i find a unit rate and then simplify it, if possible? like, 3 pages/5 hours? like the directions just say to write as a rate

asked by bridget on August 23, 2007
74. ## Math, NEEDS HELP EMEDIETLY!

Q: Marissa Is researching information about martial arts students. She found that 7 out of 12 martial arts students practice each day. there are 144 students at her school. Part A: Predict how many students practice every day. Part B: What Is The Sample

asked by Agal on April 22, 2016
75. ## Calculus

Hello...i just had a quick question...its probably something easy to get...maybe i am thiking too hard...but the question is estimate the volume of solid that likes above the square R=[0,2] * [0,2] and below the elliptical paraboloid z=16-x^2-2y^2..divide

asked by Kim on November 5, 2007
76. ## Math(check)

1)Find the range of the relation [(-1,4)},(2,5),(3,5)}.Then determine whether the relation is a funtion. 4,5,5 is the range 4,5 is a function 2)Find f(-1),if f(x)= x^2-6x/x+2 (-1)^2-6(-1)/-1+2 1+6/-1+2 7/1 =7 3)Find f(a),if f(t)= 2t^2-t-2. 2(a)^2-a-2

asked by erin on July 26, 2007
77. ## Economics

A large increase in gas prices creates a demand for cars with good gas mileage. It takes months for car companys to make these cars. How do you describe this market for cars? A. Inelastic B. Static I said A.Inelastic because, its a short run and the firm

asked by Anonymous on April 19, 2012
78. ## Physics/Science/Psychology

True or False: The frequency, amplitude and timber of a single auditory stream tend to change rapidly during a short period of time. If a sound is play at one frequency and another one played at the opposite frequency, what happens to the sounds? Dealing

asked by Amy on May 2, 2019
79. ## English

Which of the following is a good test-taking strategy for multiple-choice questions? 1.Answer C is almost always the correct answer, so pick C if you don’t know the answer. 2.Read the answers first, and then read the question. 3.When in doubt, provide

asked by Help I need somebody not just anybody on January 20, 2017
80. ## MATH

there is a triangle with a base of 2.4 m and both sides are 1.7 m. it is a right triangle. what the heck is the answer? i have an answer sheet and i know the answer is 41 but how do you get that answer?

asked by j on March 4, 2010
81. ## Algebra 1

asked by deedee on November 5, 2008
82. ## Math help

(a) A street guide for Belfast has a scale of 1:15 000. A walkway through the city is 2.4 km long. Find the length of the walkway on the map. Give your answer in centimetres. (b) Ormeau Park in Belfast has an area of about 25 cm2 on the same map. Calculate

asked by JAndu Andu on May 22, 2010
83. ## math

(a) A street guide for Belfast has a scale of 1:15 000. A walkway through the city is 2.4 km long. Find the length of the walkway on the map. Give your answer in centimetres. (b) Ormeau Park in Belfast has an area of about 25 cm2 on the same map. Calculate

84. ## Computer program and design

Design a class called SimpleCalculator using psudoecode that contains public methods named add(), subtract(). Each of the methods accepts two numeric arguments and returns a number that represents the result of the appropriate arithmetic operation. Design

asked by Kimberly on April 15, 2017
85. ## math.......

I need help. This is an example problem, but i am having trouble finding the answer to all problems like this. I came up with 50 something as my answer. That is NOT an option. Please help!!! this is the example problem. If a pair of jeans costs 39.50

86. ## Essay

I'm trying to start an essay paragraph with the topic " Contributing to the community" and I was wondering if this is a good starting sentence.If not, please give me some ideas or suggestions for one.Thanks -Everyone in life had made significant

87. ## health

What would be the more effective form of sleep? A straight say 8 hours of sleep at night or 7 hours of sleep at night with a few short naps in the day, amounting to 1 hour? Check this site from the National Institute of Health.

asked by hafidz on March 13, 2007
88. ## BEHAVIORAL SCIENCE

Think about the last time you attended a lecture or were in a classroom. Applying the information processing model, why did some things make it into your short-term memory and some things into your long-term memory? How can knowing this process increase

asked by laura on October 12, 2008
89. ## Math

find median 4,5,6,8,11,17 answer 7 find mean and median 68,69,71,75,76,76,81,82,86,88,93,94,95,95,96 answer mean is 83 median is 82 ?

asked by david on October 17, 2009
90. ## Psychology

Treena is a personable student in Mr. Jordan’s math class. Mr. Jordan can see that Treena is popular with her peers. He regularly sees her conversing animatedly with her friends in the cafeteria and before and after school. She does well in class also.

asked by Cathy on January 27, 2015
91. ## education

Treena is a personable student in Mr. Jordan’s math class. Mr. Jordan can see that Treena is popular with her peers. He regularly sees her conversing animatedly with her friends in the cafeteria and before and after school. She does well in class also.

asked by nay on November 20, 2016
92. ## Intermediate Algebra

Am I going in the right track? 8x -1/x + 5x - 3/2x = 16x^2 - 2x/2x^2 + 5x^2 - 3x/2x^2 16x^2 - 2x + 5x^2 - 3x/2x^2 =21x^2 - 5/2x^2 Find the LCD 6/7z- 28, 8/x^2 -4x = 7x(x-4) Simplify 3x^2 - 2x/15x-10 = x/5 Let's start by looking at your first problem: 8x

asked by Richard on November 3, 2006
93. ## English

I'm writing you again for help with one scientific text. The title is: Pet ownership, dog types and attachment to pets in 9–10 year old children in Liverpool, UK. What I have to do, is to answer 25 questions we've got about that text, but as non-English

asked by Sonja on September 8, 2013
94. ## alg.

Find the slope of the line passing through the points (–2, 1) and (3, 9). I know the equation to figure this out is: m = y(2) + y(1) ----------- x(2) + x(1) but its a multiple choice question and my answer is not the same as the choices. how exactly do I

asked by lacy on July 30, 2007
95. ## Math (Repost)

*not multiple choice* u^-3 = 1/125 y - 1 = 4y - 2/3 * not sure how to do this what is the y intercept of the line? y= -3x - 5 * my answer is 5 when 40 is added to the number miles she ran last week..the result is the same as adding 10 to 4 times the number

asked by Anonymous on December 17, 2014
96. ## pre calc

To measure the height of the cloud cover at an airport, a worker shines a spotlight upward at an angle 75° from the horizontal. An observer D = 600 m away measures the angle of elevation to the spot of light to be 45°. Find the height h of the cloud

asked by Ruth on March 27, 2017
97. ## pre calc

To measure the height of the cloud cover at an airport, a worker shines a spotlight upward at an angle 75° from the horizontal. An observer D = 600 m away measures the angle of elevation to the spot of light to be 45°. Find the height h of the cloud

asked by rachel on March 27, 2017
98. ## chemistry

How much heat is required to raise the temperature of 200 g CH3OH from 20 to 30 degrees and then vaporize it at 30 degrees. The molar heat capacity of CH3OH is 81.1 J/Mol/K. Okay...the answer is approximately around 254. It was a homework problem. The

asked by joseph on February 13, 2010
99. ## chemistry

How much heat is required to raise the temperature of 200 g CH3OH from 20 to 30 degrees and then vaporize it at 30 degrees. The molar heat capacity of CH3OH is 81.1 J/Mol/K. Okay...the answer is approximately around 254. It was a homework problem. The

asked by joseph on February 13, 2010
100. ## Spanish

I need help understanding how to ask/answer questions using the word 'Que'. If the question is ?Que' estudias tu'? is the correct answer: 'Yo estudio ___' and then whatever you're studying or could I simply answer 'Estudio ____' Also, in these questions,

asked by Kara on May 5, 2009