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

143,010 questions, page 724
1. ## math

Write the equation of the line that passes through the points (3, -2) and (-2, 8) using the slope-intercept form. My slope is -2 So if I substitute in one of the points, -2 = -2(3) + b -2 = -6 + b Add 6 to both sides and b = 4 So my equation is: y = -2x +

asked by Carly on October 22, 2018
2. ## Chemistry

Heat is given off when hydrogen burns in air according to the equation: 2H2 + O2 ---> 2H2) What is responsible for the heat? I know the answer is froming hydrogen-oxygen bonds gives off energy, but why?

asked by Jessica on January 17, 2014
3. ## Math

Jenny bought scrapbook supplies for \$70.75. She paid \$5.66 in sales tax. What was the sales tax rate on the supplies? If necessary, round your answer to the nearest tenth.

asked by Lily on April 5, 2016
4. ## history

9. The following sentence is in what tense? Laura has given donations to the local food bank. A. Past perfect B. Past [C. Present perfect] D. Present is my answer correct

asked by jake on December 14, 2011
5. ## Math Calc

The radius of a 12 inch right circular cylinder is measured to be 4 inches, but with a possible error of ±0.2 inch. What is the resulting possible error in the volume of the cylinder? Include units in your answer.

asked by Ke\$ha on January 11, 2017
6. ## Chemistry

A block of aluminum with a volume of 98.5 cm3 absorbs 67.4 J of heat. If its initial temperature was 32.5 °C, what is its final temperature? (density of aluminum = 2.70 g/cm3) I do not understand how to get the answer

asked by Mon on February 26, 2013
7. ## Math

Jenny bought scrapbook supplies for \$70.75. She paid \$5.66 in sales tax. What was the sales tax rate on the supplies? If necessary, round your answer to the nearest tenth.

asked by Lily on April 2, 2016
8. ## dynamath

TRUNK AND TAILS bella the dog weighs 72 pounds. that's ABOUT 8628 pounds less than tarra weighs. how much does tarra weigh? i think the answer is 8556 or 8030.

asked by Anonymous on November 21, 2009
9. ## mATH..OHHHH NOOOOO PLEZ HELP I AM STRUGGLING

Which statement is true? 1. all rectangles are squares 2. some trapezoids are parallelograms 3. all squares are rhombuses 4. no rhombuses are rectangles. Please help me. I need this done and fast. Mom don't know answer so I'm counting on you to help me.

asked by Abby on February 26, 2017
10. ## writing

Could anyone please help me with this question? Is the phrase below a smilie, metaphor, or personification. The sky lit up with a huge web of lightning. I know what a smile, a metaphor, and what a personification is, but I can't seem to be able to answer

asked by Howler on November 15, 2011
11. ## Algebra

What do you do when you divide two numbers written in exponential notation? A. Add the exponents of the 10 together B. Multiply the exponents of the 10 together C. Subtract one exponent of the 10 from the other D. Divide one exponent of the 10 by the other

asked by Madison on April 29, 2016
12. ## English

Who gives you advices about worries? - My friend, parents, and teachers give me advices about worries. (Are the question and answer grammatical? Please focus on the form of 'advice' and the 'friend'?)

asked by rfvv on June 2, 2010
13. ## Trig.

4cosBeta=1+2cosBeta 2cosBeta=1 cosBeta=1/2 60 degrees +/- 180--is this right? I know there should be another answer, but I'm not sure if it needs to be 240 +/-180 or 120 +/- 180. I don't know how to tell if it's added to 180 or subtracted, could you please

asked by Tara on January 10, 2010
14. ## math

The roof of a fence rises 3 feet vetically, for every 5 feet it runs horizontally. What is the slope of the roof? It's the second time I'm posting this question and the first time I got an answer: 60%. [3/5] Is it right?

asked by xxx on April 29, 2009
15. ## Statistics

The estimate of the population proportion is to be within plus or minus 0.06%, with a 99% level of confidence. The best estimate of the population proportion is 0.22. How large a sample is required? Round answer to the next whole number.

asked by Tiffany on May 3, 2015
16. ## chemistry

The value of the equilibrium constant (Kc) as represented by the first chemical equation is 2.70 x 10-3 at 1200 K. Calculate the value of the equilibrium constant (Kc) for the second equation at the same temperature. Express answer in scientific notation.

asked by andy on April 13, 2010
17. ## HUMANITIESSSS!

Was Pope Gregory VII trying to purify the Church of corrupt bishops or trying to increase his power over kings? I know for sure that the answer is to increase power over kings. But I don't exactly know WHY.

asked by MARIANNE on August 24, 2010
18. ## Physics

An alpha particle, initially moving at a speed of 7.10x10^5m/s, goes through a potential difference of 2500V. Determine the final speed of the alpha particle. Answer: 8.64 x 10^5

asked by Sarah on April 3, 2012
19. ## Science

The cell theory was A: developed by Robert Hooke B: developed before microscopes were invented C: developed only after electron microscopes became widely used D: developed by many scientists over many years Is the answer A?

asked by Anonymous on January 21, 2015
20. ## Science Help Urgent!!!!!

A particular neutral uranium atom has 92 protons, 143 neutrons, and an atomic mass of 235. How many electons does the atom have? a. 92 b. 143 c. 235 d. 337 Is the answer A?

asked by Frazzled on October 16, 2014
21. ## Chem: primitive cubic packing

Answer the following for a primitive cubic unit cell. type of packing =? type of holes =? # atoms / 1 unit cell = 1 coordination # =6 I got the last two, but can't figure out the first 2 Any help would be appreciated

asked by Anonymous on February 13, 2009
22. ## Science -- Check my Answer Plz (again)

A beaker contains 50.0 mL of water at 90.0°C. How many calories must be added to raise the temperature of the water to its boiling point (100°C)? A) 50.0 cal B) 1.00*10^3 C) 100.0 cal D) 5.00*10^2 I think the answer is B, but i also think im wrong...

asked by Saisir le Jour on January 4, 2016
23. ## math

Lula wants to round 76.24491 to the nearest hundredth. She first rounds 76.24491 to 76.245 and then rounds 76.245 to 76.25 and claims that this is the final answer. What is wrong with this approach?

asked by Anonymous on May 28, 2008
24. ## Physics

2) Two point charges, Q1 = 5.00 nC and Q2 = -3.00 nC, are separated by 35.0 cm. (a) What is the potential energy of the pair? What is the significance of the algebraic sign of your answer? (b) What is the electric potential at a point midway between the

asked by AHMED AYMAN on April 15, 2017
25. ## Consumer math

Which is not a part of your budget? Primary job gross income Second job realized income Fixed expenses Discretionary expenses**** my answer Am I correct?

asked by Kim on March 30, 2018
26. ## physics

A particle has an initial horizontal velocity of 2.9 m/s and an initial upward velocity of 4.5 m/s. It is then given a horizontal accelera- tion of 1.2 m/s2 and a downward acceleration of 1.2 m/s2. What is its speed after 4.9 s? Answer in units of m/s

asked by Sonia on October 25, 2012
27. ## Math

List all of the quadrilaterals with exactly one pair of parallel sides. A. Parallelogram;trapezoid B. Rhombus;parallelogram;rectangle C. Trapezoid D. Rhombas;square;rectangle Is the answer B? Thank you

asked by Callie on January 19, 2015
28. ## c-justice 200

Should judicial review be eliminated? Provide a detailed explanation for your answer. b) If judicial review were eliminated, what alternative means could be used to interpret the meaning of the Constitution?

asked by heather on March 27, 2013
29. ## math

Peyton has two pizzas.Each pizza is cut into 10 equal slices.She and her friends eat 14 slices. What part of the pizzas did they eat? Write your answer as a decimal.

asked by Diana on April 22, 2014
30. ## Human Development

Justine cruises around furniture and transfers from one piece of furniture to the next by taking one step. She has taken one or two steps independently. How old should you guess her to be? A. 12 months B. 6 months C. 18 months D. 4 months my answer is a.

asked by Diana on October 28, 2018
31. ## English Comma splices and run on sentences

Question 17 5 points Save The movie was over _______ everyone really seemed to enjoy it. insert a comma insert the word however insert a semicolon insert a hyphen my answer semicolon

asked by christopher on April 22, 2010
32. ## math (check answer plz)

Types........ Adults Children Total Chocolate Chip 5 10 Peanut Butter 8 6 Oatmeal 7 4 -------------------------------------------------------------------------------------------------------------------------------- What percentage of the children chose

asked by me on May 1, 2014
33. ## Physicsl Science

A heat pump releases 103.0 kcal as it removes 54.0 kcal at the evaporator coils. how much work does this heat pump ideally accomplish? Answer should be in KJ

asked by Barbara on September 17, 2014
34. ## Chemistry

AgNO3 + NaCl → AgCl + NaNO3 . How many grams of NaCl would be required to react with 446 mL of 0.211 M AgNO3 solution? Answer in units of grams

asked by Zoey on February 21, 2014
35. ## english

Read the poem Remember ? by Alice Walker and answer the questions. -> Why is the title effective? -> What metaphor is used in the poem and what other two poetic techniques does Alice Walker use?

asked by Taylor on September 29, 2010
36. ## physical science

A person takes a trip, driving with a constant speed 85.6 km/h except for a 22.6 minute rest stop. If the person's average speed is 61.6 km/h, how far is the trip? Answer in units of km.

asked by Anonymous on February 11, 2008
37. ## Physical Science

A heat pump releases 103.0 kcal as it removes 54.0 kcal at the evaporator coils. How much work does this heat pump ideally accomplish? The answer should be in KJ

asked by Barbara on September 18, 2014
38. ## Harvard

How to get a scholorship for Harvard Med skool ???? my best friend wants to know also how to get a scholoship for harvard arts and creative writing skool???? plzz answer this is important for me and my friend

asked by Laruen on October 21, 2011
39. ## Math

Chen’s father was 25 when Chen was born. In 5 years Chen will be exactly half his father’s age. a. Try to figure out how old Chen is now. Describe how you got your answer. b. Now solve the problem using equations.

asked by peter on September 30, 2013
40. ## Algebra

Write a real world problem that you can model with the two step equation 5x+7=10. Then solve the problem. I understand that the answer is 3/5, but how would I put this in a real world situation?

asked by Fading on September 29, 2016
41. ## algebra

Perform the given set operation. Let U = {1,2,3,4,5,6,7,8,9,10}. Enter the answer as a comma-separated list. Enter EMPTY for the empty set. {3,7,9,} with a bold line over the top

asked by Mary on April 19, 2014
42. ## math

In Matt’s pocket there are 8 watermelon jellybeans, 4 vanilla jellybeans and 4 butter popcorn jellybeans. What is the smallest number of jellybeans that he must take out of his pocket to be certain that he takes at least one of each flavour? I think the

asked by jianguo on September 4, 2017
43. ## Math

I got an answer by trial and error but need to know how to set the problem up. Bob bought 10 movies for \$153. The DVDs were \$12 and the BluRays were \$23. How many of each did Bob buy? 7 DVDs and 12 BluRays. Thank you for help.

asked by Joci on April 8, 2013
44. ## Algebra 1

A sports team is building a new stadium on a rectangular lot of land. If the lot measures 6x by 10 x and the sports field will be 1x by 4x, how much land will be left over>? My answer is 56x^2

asked by Steve on February 10, 2015
45. ## physics

you and a flight attendant toss a ball back and forth in an airplane in flight. Does the kinetic energy of the ball depend on the speed of the airplane? Defend you answer.

asked by princess on November 29, 2013
46. ## physics

you and a flight attendant toss a ball back and forth in an airplane in flight. Does the kinetic energy of the ball depend on the speed of the airplane? Defend you answer.

asked by princess on November 29, 2013
47. ## physics 111

A ball of mass 0.120 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to reach a height of 0.600 m. What impulse was given to the ball by the floor? answer in kg·m/s

asked by Blake on October 27, 2010
48. ## science

I am just wondering how many people know that an egg actually does have a protective jelly layer. Me!Why? not you I got the answer wrong because somebody told me no an egg doesn't have a jelly layer so I want that person to now know! OK LOL!

asked by kaylmur on November 9, 2006
49. ## English

To show emphasis, what helping verb would you use to fill in the blank in this sentence? I _______ think I have master French prounciation. A. might B. must C. do D. can I think the answer is "C" I do think I have master French prounciation.

asked by Sandia on December 8, 2012
50. ## World History

Which of the following is not a reason for the collapse of classical empires? A. Small size of empire B. Large size of empire C. Invasions D. Diseases I know invasions is not the correct answer.

asked by Anonymous on October 1, 2013
51. ## Math

Chen’s father was 25 when Chen was born. In 5 years Chen will be exactly half his father’s age. a. Try to figure out how old Chen is now. Describe how you got your answer. b. Now solve the problem using equations.

asked by Michelle on September 30, 2013
52. ## Space Exploration

tell what the concept of a habitable zone around a star is. how would I answer this question? The habitable zone is the region around a star where liquid water can exist on planetary surfaces.

asked by Sara on March 17, 2010
53. ## CHEMISTRY

Cite three methods of analysis of a substance from a given sple by titrimetric method of analysis. My answer is: -direct method -indirect method -back titration method Is it right??

asked by Shay on February 23, 2015
54. ## science

A force of 543 N keeps a certain spring stretched a distance of 0.700 m . Part A What is the potential energy of the spring when it is stretched 0.700 m ? Express your answer with the appropriate units.

asked by Anonymous on November 18, 2018
55. ## English

For a narrative procedure, in the introduction is it general sentences about the procedure in the beginning. What would make my introduction and conclusion effective? Thanks Please if anyone could just answer the first one if they can and not a website?

asked by Amy~ on June 7, 2010
56. ## chem

At 119 degrees C, the pressure of a sample of nitrogen is 1.94 atm. What will the pressure be at 282 degrees C, assuming constant volume? Answer in units of atm

asked by luke on April 19, 2012
57. ## Physics

Intensity of 4Mhz in 1.54mm = 2W/cm2 at 4cm intensity =? I know the answer is 0.32, but I do not understand why. Can you please explain? I did figure out that Attenuation= 8db. 4/2 x 4cm = 8db. Thank you in advance. I appreciate it!

asked by Connie on October 27, 2014
58. ## Health/ Basic Clinical Procedures

please check my answer thanks True or False The purpose of OSHA Bloodborne pathogens Standards is to prevent exposure of employees to bloodborne pathogens I said True

asked by Helana on April 20, 2008
59. ## science

Which of the following represents a heterogeneous mixture? A.saltwater B.air C.bleach and water D.chicken noodle soup I think the answer is D. Chicken noodle soup. I don't know exactly.

asked by Angel on February 2, 2015
60. ## Math

Melanie needs 75% of sugar solution to conduct an experiment.However she only has 40% and90% sugar solution available .how much each solution must she use in order to obtain 60L of the75% of solution? Please answer now , it's very important!!

asked by Samar on March 1, 2017
61. ## Physics

A fish swimming in a pond looks up at a dragonfly flying 45 cm above the surface of the water. How far does the dragonfly appear to the fish if the indices of refraction of water and air are 1.33 and 1, respectively? Enter your answer in cm.

asked by Amanda on April 7, 2014
62. ## c-justice 200

Should judicial review be eliminated? Provide a detailed explanation for your answer. b) If judicial review were eliminated, what alternative means could be used to interpret the meaning of the Constitution?

asked by heather on March 26, 2013
63. ## English-Grammar

The interviewer (remained) speechless upon hearing about the senator’s revelations. Is remained a (I think this is the answer) linking verb action verb auxilary verb transitive verb Thanks for the help

asked by Beth on September 22, 2012
64. ## 6th grade social studies

What caused the end of the Old Kingdom? My answer is from my reading the chapters is--- Pharaohs losing power as nobles battled one another caused the end of the Old Kingdom. Is this correct?

asked by Reed on September 21, 2010
65. ## Physics

A table exerts a 1o newton force on a book which lies at rest on its top. The force exerted by the book on the table is? I think the answer is 10 newtons. Is this correct?

asked by Hannah on October 11, 2009
66. ## math

a boy is blowing a spherical balloon at a rate of 50 cm3/s.at what rate is the radius of the balloon changing when the radius is 10 cm?give your answer to 2 decimal places.

asked by jj on October 11, 2011
67. ## math

There is one coach for every 12 players. How many coaches will be needed for 48 volleyball players? Use a bar diagram to solve. (I know the answer is 4 coaches, but I don't know how to draw the diagram for the problem)

asked by Angelina on November 4, 2015
68. ## Chemistry

In an endothermic reaction at equilibrium, what is the effect of raising the temperature? The reaction makes more products the reaction makes more reactants*** the reaction is unchanged the answer cannot be determined

asked by Jordan on May 4, 2016
69. ## math

functions f(x)=rad. x-9 write the intervals of the functions. How do I put the set of numbers in the form of intervals such as infinity. I solved it and got the answer as this: x < or = 9 (infinity,9] Please help me, I am stuck.

asked by Caroline on September 9, 2009
70. ## science

The sun shines down on a mirror. The angle between the incident rays of sunlight and the vertical is 60o. What is the angle between the reflected rays and the vertical? I think the answer is 60 am i correct

asked by Allison on October 4, 2011
71. ## algebra

a whole number is added to a number wih two digits after the decimal point. To make sure he answer is reasonable, how many digits should the sum have after the deimal point? a. none ** b. 1 c. 2 d. infintely many

asked by 9th grader on August 26, 2016
72. ## chemistry

A buffer solution is made by dissolving 0.45 moles of a weak acid (HA) and 0.23 moles of KOH into 720 mL of solution. What is the pH of this buffer? Ka = 6.2 × 10−6 for HA. Answer in units of pH. please i need the answerf

asked by Anonymous on January 31, 2015
73. ## 5th grade math

In the multiplication problem at the right different letters stand for different digits, and ABC and DBC each represent a three digit number. What number does DBC represent? Two answer possible; give one

asked by Brooke on March 1, 2014
74. ## angel

Lula wants to round 76.24491 to the nearest hundredth. She first rounds 76.24491 to 76.245 and then rounds 76.245 to 76.25 and claims that this is the final answer. What is wrong with this approach?

asked by p on September 16, 2009
75. ## Pre Calculus

please help me with this problem? I have the answer but I need to know how to do it. Write the slope intercept form the equations of the lines through the given point parallel to the given line and (B) perpendicular to given line. point slope ((7,-2) m=

asked by Joseph on September 7, 2008
76. ## Geometry

Peter leaves his house and walks 15 meters south, then turns east and walks another 15 meters. How far is he from his house? Round your answer to the nearest tenth

asked by Reina on December 7, 2016
77. ## pre-calculus

I posted a problem earlier and made a mistake the question is what is the domain and range of f(x)= log subscript 3 (1-x)? Sorry! The answer is the same. The domain and range will be the same as if it were log base 40.

asked by emma on January 13, 2007
78. ## math

a boy is blowing a spherical balloon at a rate of 50 cm3/s.at what rate is the radius of the balloon changing when the radius is 10 cm?give your answer to 2 decimal places.

asked by jj on October 11, 2011
79. ## math

Benny drew an octagon with two right angles. What is the sum of the measures of the other angles? A 100 degrees B 900 degrees C 800 degrees D 620 degrees my answer is D

asked by miki on May 2, 2012
80. ## Math

Reduce the rational expression to lowest terms. If it is already in lowest terms, enter the expression in the answer box. Also, specify any restrictions on the variable. 6a^4+162a/3a^4-9a^3+27a^2

asked by Keonn'a on November 6, 2018
81. ## physics

a truck beneath an airplane that is moving 180 km/h at an angle of 47 to the ground. How fast must the truck travelto stay beneath the airplane? Answer in units of km/h.

asked by chris on October 28, 2015
82. ## math

lula wants to round 76.24491 to the nearest hundredth. she first rounds 76.24491 to 76.245 and then rounds 76.245 to 76.25 and claims that this is the final answer. what went wrong with this approach.

asked by sw on March 21, 2009
83. ## chemistry

The electron pairs in a molecule of NH3 form a tetrahedron. Why does the NH3 molecule have a trigonal pyramidal shape rather than a tetrahedral shape? Explain your answer. PLEASE HELP

asked by Britt on April 15, 2012
84. ## math

Assume that all chickens have 3290 feathers. If it takes you 2.6 seconds to pluck 83.6 feathers, how many hours would it take you to defeather 7256 chickens? Answer in units of hours.

asked by Amy on January 4, 2016
85. ## Science

What is the goal of technology A.to understand the natural world B.to improve how devices operate C.to improve how people live D.to understand how systems operate My answer A

asked by John on September 14, 2017
86. ## Science

What is the goal of technology A.to understand the natural world B.to improve how devices operate C.to improve how people live D.to understand how systems operate My answer A

asked by chris on September 14, 2017
87. ## physics

A ball is thrown downward from a window 16.5 m from the ground with a velocity of 3.6 m/s. What is the velocity of the ball the moment it hits the ground? Round your answer to 2 decimal places.

asked by Anonymous on October 13, 2013
88. ## physics

A ball is thrown downward from a window 16.5 m from the ground with a velocity of 3.6 m/s. What is the velocity of the ball the moment it hits the ground? Round your answer to 2 decimal places.

asked by Anonymous on October 13, 2013
89. ## MATH

I had to change this fraction to a percent: 1 1/5= 120% Is this correct? To get this answer I changed the fraction 1 1/5 to a decimal, 1.2, then I moved the decimal two places to the right, making it 120%. Please tell me if I have got these steps down.

asked by LIFETIME on May 19, 2008
90. ## math

The radius of a 12 inch right circular cylinder is measured to be 4 inches, but with a possible error of ±0.2 inch. What is the resulting possible error in the volume of the cylinder? Include units in your answer.

asked by Anonymous on May 11, 2015
91. ## Physics

From the top of a cliff with 80 m height a stone is thrown vertically and finally hit the surface of ocean. Initial velocity of stone is 40 m/s. Find: (a) time to reach to max height. (b) how high goes from surface of ocean? (c) what is velocity of stone 2

asked by Lilian on August 27, 2014
92. ## college statistics

I am having a bit of trouble with some of the questions. Some of the ones I put below have an answer, is there anyway you can check the answer and help me with the rest I am having trouble with. Your sociology teacher claims that 60 percent of American

asked by penelope on July 18, 2013
93. ## stats

I am having a bit of trouble with some of the questions. Some of the ones I put below have an answer, is there anyway you can check the answer and help me with the rest I am having trouble with. Your sociology teacher claims that 60 percent of American

asked by sandra on July 22, 2013
94. ## ENGLISH

THE SUBJECT OF A SENTENCES MAY BE WHAT PART OF SPEECH What about nouns and pronouns, including proper nouns? Here are some excellent websites that will help with basic grammar questions like yours: http://www.chompchomp.com/menu.htm Click on TERMS and find

asked by SHORTY on September 11, 2006
95. ## algebra 1 NEED NOW!!! PLEASE HELPPP

The height of a soccer ball that is kicked from the ground can be approximated by the function: y = -12⋅x2 + 48⋅x where y is the height of the soccer ball in feet x seconds after it is kicked. Find the time it takes the soccer ball to reach its maximum

asked by lisa on July 1, 2013
96. ## algebra 1 NEED NOW!!! PLEASE HELPPP

The height of a soccer ball that is kicked from the ground can be approximated by the function: y = -12⋅x^2 + 48⋅x where y is the height of the soccer ball in feet x seconds after it is kicked. Find the time it takes the soccer ball to reach its

asked by lisa on July 1, 2013
97. ## Calculus question please explain

I know the answer to the first one is "e" and the answer to the second one is "a "but I have no idea why please explain how to do these two problems. I am very confused with this method. Thank you! The “Cobb-Douglas” productivity function for a factory

asked by Jennifer on December 5, 2014
98. ## Math please check

I know the answer to the first one is "e" and the answer to the second one is "a "but I have no idea why please explain how to do these two problems. I am very confused with this new method. Thank you! The “Cobb-Douglas” productivity function for a

asked by Jennifer on December 5, 2014
99. ## Chemistry

In the cchemistry lab we conducted an experiment called atomic spectroscopy. We had to find the color, energy, wavelength, and 1/lamda for Hydrogen, neon, and mercury. For hydrogen: red 1.90ev 650nm 1.54e^-3 red 2.02ev 610nm 1.64e^-3 green 2.30ev 545nm

asked by Hannah on November 1, 2011
100. ## Science

Moving at 20 m/s , a remote controlled car of mass 1000kg hits a pile of sand and comes to rest in 10 s. Find the average force that acted to stop the car. The same car now hits a wall and comes to rest in 1s. Find the average force that acted to stop the

asked by Abby on August 22, 2006