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

143,010 questions, page 870
1. ## Physics

An object is thrown downward with an initial speed of 17 m/s from a height of 96 m above the ground. At the same instant, a second object is propelled vertically up from ground level with a speed of 22 m/s. At what height above the ground will the two

asked by Lucas G on September 5, 2018
2. ## PHYSICS

A thin 2.82 m long copper rod in a uniform magnetic field has a mass of 44.2 g. When the rod carries a current of 0.238 A, it floats in the magnetic field. The acceleration of gravity is 9.81 m/s2 . What is the field strength of the magnetic field? Answer

asked by Leslie on April 19, 2011
3. ## Great Depression and Great Leveler/History

Hi, I just want to know if I am correct on my answer about the Great Depression and Great Leveler. I wrote, "The reason why it was called the Great Leveler was because every person was affected regardless of race and gender. Americans underwent many

asked by Lauri on May 4, 2010
4. ## physics

A cherry bomb explodes into three pieces of equal mass. One piece has an initial velocity of 12m/sx^. Another piece has an initial velocity of 7.0m/sx^−5.0m/sy^. Part A What is the velocity of the third piece? Enter the x and y components of the velocity

asked by bety on March 3, 2014
5. ## MATHh

Include the LET statement for the equation below: An art dealer advises that, for the best display of a painting, the area of the frame should be 1/5 the area of the painting. Determine the best width of the frame for a painting 20-cm by 20-cm, if the

asked by T on April 9, 2018
6. ## Microeconomics

Using the information below answer the following questions. If demand is :Qd = 400.00 - 15.00P and Supply is: Qs = 50.00 + 15.00P Where: Qd = quantity of the good demanded. Qs = quantity of the good supplied. P = price of the good. Part 1: The equilibrium

asked by Alex on December 16, 2008
7. ## electrical technology

A battery of 9 V charges a capacitor of 47 ìF through a resistor. What resistor value needs to be used to obtain a voltage across the capacitor of 8 V when 10 seconds have elapsed ? You will need to obtain the standard equation for the voltage across the

asked by john on March 7, 2016
8. ## physics

A cat chases a mouse across a 0.51 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 1.5 m from the edge of the table. The acceleration of gravity is 9.81 m/s2 . What was the cat’s speed when it slid off

asked by Anonymous on November 17, 2009

Hannah said, "I like blue the best. It is my favorite color. I am the only one who likes blue this much. That's why everything of mine is blue." This is typical of __________ speech. A. personal function B. heuristic function C. representational D.

asked by resi on February 25, 2013
10. ## Math - Literal Equations

Please help me with the following: The volume of a prism is found by multiplying the area of the base by the height. A rectangular prism has a volume of 144cm^3, and a square base with a width of 3 cm. What is the height of the prism, in cm? A. 4 B. 8 C.

11. ## Geometry II

A conveyor belt carries supplies from the first floor to the second floor, which is 12 feet higher. The belt makes a 60° angle with the ground. How far do the supplies travel from one end of the conveyor belt to the other? Round your answer to the nearest

asked by Anonymous on February 19, 2015
12. ## physics

In a thundercloud there may be an electric charge of 46 C near the top of the cloud and −46 C near the bottom of the cloud. If these charges are separated by about 6 km, what is the magnitude of the electric force between these two sets of charges? The

asked by sally on January 28, 2016
13. ## chemistry

if the concentration of all the reactants doubled, what works happen to the rate I know the reaction rate would increase, but in a previous example it asked the question and the answer was that the rate increases by 16 and I can't figure out how much it

asked by alyssa on March 10, 2015
14. ## physics

A daredevil is shot out of a cannon at 41.6 ◦ to the horizontal with an initial speed of 28.6 m/s. A net is positioned a horizontal distance of 29 m from the cannon. At what height above the cannon should the net be placed in order to catch the

asked by asdfghjk on September 20, 2012
15. ## chemistry

A mixture of NaOH and HCl is formed in a calorimeter. There is 50 mL of 2.078 Molar HCl and 51.7mL of 2.134 Molar NaOH. How would the heat capacity of the calorimeter change if you were to double the volume of NaOH? Justify your answer

asked by Max on November 2, 2016
16. ## Math

A plane takes off from a local airport. It travels due north at a speed of 400km/h. The wind blows the plane due east at a speed of 50 km/h. How far is the plane from the airport after 1h. Give your answer to one decimal place

asked by John on October 15, 2014
17. ## Physics

A cat chases a mouse across a 1.5 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 1.4 m from the edge of the table. 2 The acceleration of gravity is 9.81 m/s . What was the cat’s speed when it slid off

asked by Michael on January 10, 2011
18. ## Science

which of the following can help astronomers detect if a star is part of a binary star system A. the star varies temperatures near the binary star B. the star wobbles near the binary star C. the star has very strong gravity D. the star belongs to an open

asked by ♡school lover♡ on November 13, 2018
19. ## physics

A cat chases a mouse across a 1.1 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 2.2 m from the edge of the table. The acceleration of gravity is 9.81 m/s2 . What was the cat’s speed when it slid off

asked by Anonymous on February 1, 2010
20. ## Math

I have this question for summer homework: "Mary's quiz scores were 92, 85, 78, 71, 77, and 80. She says she had an average of 92 for her quiz scores. Which term best describes her average score? a. mean b. median c. mode d. range" I calculated the mean,

asked by Anna on July 26, 2012
21. ## Stats

Examining the location of accidents on a level, 4-mile bike path shows that they occur uniformly along the length of the path. What is the probability that an accident would occur over the first mile of this bike path? Give your answer as a number between

asked by A on October 31, 2011
22. ## Physics

A cat chases a mouse across a 1.5 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 1.2 m from the edge of the table. What was the cat’s speed when it slid off the table? The acceleration of gravity is

asked by Azan on November 16, 2015
23. ## Biology (cell-molec)

You wish to perform a restriction digest in a 20uL volume. Your DNA is 0.20 ug/uL and you wish to digest 1.0 ug. Your restriction enzyme is provided as 0.2 U/uL. Fill in the appropriate volumes: H2O, 10Xbuffer, DNA, and restriction enzyme. Please show

asked by Redgy22 on October 22, 2012
24. ## Math

Lenlen cut a rectangular block of cheese into cubes with an edge of 3cm each. The base area of the block is 36 cm squared. If the block is 6 cm high, how many cubes of cheese did Lenlen get in all? That is my math hw It needs an equation solution and

asked by Lol im a 10 y.o. Girl on January 18, 2016
25. ## science

This analogy compares researchers in pure and applied science. applied science : tinkerers :: pure science : _[blank]_ Choose the answer that best completes the analogy. a mechanics b truth-seekers c artists d technicians b?

asked by dianni on November 5, 2018
26. ## Math

Yessica needs to buy some wood to build a box. She mu8st calculate the surface area of the box to determin ehow much wood to buy. The box must me 2 feet long and 3 feet wide. I need the answer to this question ?

asked by Jennifer on February 13, 2012
27. ## physics

A cat chases a mouse across a 1.7 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 2.1 m from the edge of the table. The acceleration of gravity is 9.81 m/s2 . What was the cat’s speed when it slid off

asked by jena on January 9, 2011
28. ## physics

The length and breadth of a rectangular sheet are 16.2 cm and 10.1cm, respectively. The area of the sheet in appropriate significant figures and error is (a) 164 ± 3 cm2 (b) 163.62 ± 2.6 cm2 (c) 163.6 ± 2.6 cm2 (d) 163.62 ± 3 cm2 please explain me what

asked by help me out it's urgent on August 16, 2012
29. ## physics

A cat chases a mouse across a 1.7 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 2.1 m from the edge of the table. The acceleration of gravity is 9.81 m/s2 . What was the cat’s speed when it slid off

asked by jena on January 9, 2011
30. ## Algebra II

Solve the following word problem. The length and width of a rectangle are (x + 4) cm and x cm. Respectively, a square has the same perimeter as this rectangle. If you add the areas of the rectangle and the square, the result is 94cm^2. Solve for x. Note:

asked by Anonymous on December 8, 2016
31. ## Financing

Please..I need help asap If a firm pays its bill with a 30 day delay, what fraction of its purchases will be in paid in the current quarter? Please show me how you get this answer Since a quarter is three months long, then 2/3 of the firm's purchases are

asked by je on June 13, 2007
32. ## Basic programming principles

If the value of K is equal to 6, increase the value of A by 5%, if the value of K is equal to 4, decrease the value of A by 8, if the value of K is equal to 7, add the value of B to the value of A, otherwise decrease the value of A by 12%Will the following

asked by Leon on October 1, 2014
33. ## physics

A cat chases a mouse across a 1.3 m high table. The mouse steps out of the way, and the cat slides oﬀ the table and strikes the ﬂoor 2.1 m from the edge of the table. What was the cat’s speed when it slid oﬀ the table? The acceleration of gravity

asked by Anonymous on October 14, 2012
34. ## chemistry

The weak acid HQ has pKa of 4.89. Calculate the (OH-) of 0.500 M HQ This is what I have: pKa = 4.89 so Ka = 10^-4.89 = 1.29x10^-5 Ka = 1.29x10^-5 = [H+][Q-] / [HQ] 1.29x10^-5 = x^2 / 0.046 - x x^2 + 1.29x10^-5x - 5.93x10^-7 = 0 x = [H+] = 7.64x10^-4M pH =

asked by patrick on October 4, 2015
35. ## College Chemistry II

What is the solubility of ZnCO3 at 25C in a buffer solution with a pH of 10.21? ZnCO3 Zn++ + CO3 – - CO3-- + H2O ----> HCO3- + OH- pOH = 14 – 10.21 = 3.79 [OH-] = 1.62x10^-4 M = [CO3--] = [Zn++] Ksp = [Zn++][CO3-] = (1.62x10^-4)( 1.62x10^-4) =

asked by Monica on August 10, 2014
36. ## Precalculus

Let $\mathcal{G}$ be the graph of the parametric equations \begin{align*} x &= \cos(4t),\\ y &= \sin(6t). \end{align*}What is the length of the smallest interval $I$ such that the graph of these equations for all $t\in I$ produces the entire graph

asked by Zheng on January 31, 2017
37. ## MATHS

Solve the following equations if 0

asked by T_om on April 11, 2007

Mary invested $30,000 in two accounts some at 12% per annum and the rest at 8% per annum. Her total interest for one years was$ 3200.How much was invested at each rate ? solution : $3200=P1 (0.12)(1)+ (3000-P1)(0.08)(1) P1= ? P2= 30000-P1 ? HOW to solve asked by fizz on May 16, 2014 39. ## chemistry The diameter of a neutral neon atom is about 1.4 ✕ 10^2 pm. Suppose that we could line up neon atoms side by side in contact with one another. Approximately how many neon atoms would it take to make the distance from end to end 1 cm? I did 1.4 x 10^2 pm asked by Dani on September 19, 2016 40. ## more physics ): A tennis player places a 51 kg ball machine on a frictionless surface, as shown below. The machine fires a 0.067 kg tennis ball horizontally with a velocity of 33.4 m/s toward the north. What is the final velocity of the machine? Can you please EXPLAIN how asked by Allison on December 15, 2011 41. ## Ed Tech What is rhyme scheme? A. The stressed and unstressed syllables within a poem. B. A type of poetry that has rhyme, but no rhythm (or, the pattern of lines that rhyme within a poem. C. A poem that has a rhyming meter. D.A poem consisting of ten syllables. Is asked by Gwen on September 10, 2014 42. ## Science(Magnets) Should be easy, this. The two south pole ends of two magnets are touching. Which of the following can be concluded? A. No work was required by an outside force. B. The magnets are naturally attracted to each other. C. Work was required by an outside force. asked by dddd47906 on September 20, 2014 43. ## Finance Lee-Foods, Inc., sells 55-pound bags of tomatoes for$12 a bag. The fixed costs of this operation are $79,000, while the variable costs of the tomatoes are$.11 per pound. Please help, I have worked this out like this please tell me if this is correct FC

asked by Lori on May 18, 2010
44. ## math-algebra

7. A bag contains 5 red marbles, 6 green marbles, and 9 blue marbles. Suppose 3 marbles are chosen without replacement. What is the probability of choosing a red, a blue, and a red in that order?: A. 9/320 B. 5/152 C. 1/1280 D. 1/38 Please explain answer.

asked by Anonymous on September 26, 2007
45. ## physics

A cat chases a mouse across a 1.5 m high table. The mouse steps out of the way, and the cat slides oﬀ the table and strikes the ﬂoor 1.0 m from the edge of the table. The acceleration of gravity is 9.81 m/s 2 . What was the cat’s speed when it slid

asked by kesha on January 2, 2012
46. ## SS7R - HW Qs. Check

TRUE OR FALSE The Dred Scott case concluded the slaves would remain slaves even if they lived in a free stated my answer - false if they lived in a fee state, they're FREE that means that they're not slaves anymore right?????

asked by Laruen on June 10, 2012

sara is making birthday cards. she takes 1 hour to make 5 cards. on tuesday, sara made 25 cards. how long did sara spend working on the cards on tuesday? how do you the explain answer to a 3rd grader

asked by Anonymous on February 7, 2011
48. ## twentieth century question

Hello, I have to do a question on the 20th century in what ways we live in the 20th century are we considered romantics I am trying to come up with a good answer is there a way I can look something up. Thanks Would the following search results help?

asked by cameron on February 26, 2007
49. ## physics

A bee flies to a flower 583 m due south of its hive. The bee’s speed in still air is 0.68 m/s, and there is a wind blowing toward the south at 0.16 m/s. How long will it take the bee to travel to the flower and back to the hive? Answer in units of s

asked by bill on November 18, 2014
50. ## physics

A 10.67 kg bowling ball has speed 4.35 m/s before hitting the floor. A(n) 66.5 g golf ball flies at much higher speed, so the two balls have exactly same kinetic energy. What is the speed of the golf ball? Note: neglect rotation of either ball. Answer in

asked by Bob on May 3, 2012
51. ## physics

A 10.67 kg bowling ball has speed 4.35 m/s before hitting the floor. A(n) 66.5 g golf ball flies at much higher speed, so the two balls have exactly same kinetic energy. What is the speed of the golf ball? Note: neglect rotation of either ball. Answer in

asked by Bob on May 3, 2012
52. ## PHYSICS HELP PLEASE !!!!!

A 21 kg object is placed on an incline with friction. The incline is raised slowly from zero degrees and at 60.71 degrees, the object begins to slide down the incline. What is the coefficient of static friction? Be as accurate as possible with your answer

asked by Amanda on October 25, 2011
53. ## PHYSICS HELP PLEASE !!!!!

A 21 kg object is placed on an incline with friction. The incline is raised slowly from zero degrees and at 60.71 degrees, the object begins to slide down the incline. What is the coefficient of static friction? Be as accurate as possible with your answer

asked by Amanda on October 25, 2011
54. ## math

The pressure P, of a gas varies inversely with its volume, V. Pressure is measured in units of Pa. Suppose that a particular amount of a gas is initially at a pressure of 84 Pa at a volume of 36 L. If the volume is expanded to 216 L, what will the new

asked by anon on May 17, 2016
55. ## stats

A preliminary survey shows that 35% of college students smoke. In a class of 42 students, what is the probability that more than half the students smoke? Use Appendix B.1 for the z-values. (Round the z-value to 2 decimal places and the final answer to 4

asked by Anonymous on October 25, 2016
56. ## Statistics

Answer “True” if the statement is always true. If the statement is not always true, replace the underlined words with words that make the statement always true. Alpha is the measure of the area under the curve of the standard score that lies in the

asked by shuggins on June 23, 2015
57. ## algebra

A farmer wishes to fence in 3 different breeds of animals in a rectangular area and keep all the breeds in separate areas. If the farmer has 144 feet of fence what is the maximum area he can fence in? Type in your answer to the nearest whole number

asked by Nikalina on March 2, 2015
58. ## Science HELP

A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15

asked by Callie on November 6, 2014
59. ## English

2. According to MLA citation style rules, when citing a book by more than one author, the authors' names should A. be listed alphabetically by last name. B. follow the title of the book. C. be listed alphabetically by first name. D. be listed in the order

asked by Carlos on February 10, 2018
60. ## chemistry

The energy levels the electron can occupy in the He+ ion can be calculated using the energy level equation. Calculate the frequency (Hz) of the photon emitted when the electron goes from a n= 4.00 energy level to a n= 3 energy level. Express answer in

asked by tammy on January 31, 2012
61. ## History

For generations after the book was written, calling a black person an “Uncle Tom” was a real insult. Relating it to the book, do you feel that was an insult? Support your answer. Book: Uncle Tom's Cabin. Thank you for helping.

asked by James on August 5, 2018
62. ## Science

A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15

asked by Callie on November 6, 2014
63. ## Astronomy

The current peak wavelength of the CMB corresponds to a blackbody of temperature 2.74K. What was the peak wavelength of the CMB when it was emitted? The current redshift of the CMB is z=1100. Give your answer in microns. Which waveband regime is this?

asked by qwerty on June 24, 2014
64. ## Chemistry

A mixture of NaOH and HCl is formed in a calorimeter. There is 50 mL of 2.078 Molar HCl and 51.7mL of 2.134 Molar NaOH. How would the heat capacity of the calorimeter change if you were to double the volume of NaOH? Justify your answer

asked by Max on October 28, 2016
65. ## math

Aimi is making Valentine's Day cards for everyone in her class. She plans to use a whole sheet of paper for each of her 5 closest friends. She will use 1/2 of a sheet of paper for everyone else in the class. She has 15 sheets of paper. How many cards can

asked by Jane on December 13, 2011
66. ## math

Marvin has a 27-foot ladder. Safety standards dictate that the base of a 27-foot ladder should be placed 7 feet from a vertical wall. How far above the ground will the top of the ladder be on the wall, in feet? Round your answer to the nearest hundredth.

asked by jos on March 14, 2013
67. ## Physics

A bee flies to a flower 549 m due south of its hive. The bee’s speed in still air is 0.58 m/s, and there is a wind blowing toward the south at 0.18 m/s. How long will it take the bee to travel to the flower and back to the hive? Answer in units of s

asked by dallas on February 6, 2013
68. ## Algebra 2

solve for x: 3^2x+3=7^x+1 I did 2x+3=log0f3(7)+ logof3(7) (2-log of 3(7))x=log of 3(7)-3 x=log of 3 (7)+log of 3 (3^-3)/log 0f 3 (3^2)-log of 3 (7) x=log of 3 (7-1/3^3)/log of 3(9/7) log of 3(7/27)/log of 3(9/7) answer log of 9/7(7/27) Is this correct?

asked by sara on March 3, 2019
69. ## History

Joseph Stalin: A. inaugurated a new, benevolent stage of governmental policy with his Stalingrad speech in January, 1946. B. continued his reliance on the terror apparatus, including the holding of about 9,000,000 Soviet citizens in Siberian concentration

asked by angela on January 25, 2016
70. ## Math

In each case, determine whether the situation calls for a discrete or continuous random variable and explain your answer. Please help! a. The description of the number of children in a family selected at random from families in Ft. Wayne, Indiana b. The

asked by Jennifer on January 14, 2010
71. ## French 3

Réécrivez les phrases avec l'adverbe qui correspond a chaque adjectif. Faites attention au placement de l'adverbe. 1. Karine et Mathilde sortent (frequent) 2. Fabien lit le journal (quotidien) 3. Sara termine ses devoirs. (facile) 4. michel conduit

asked by Sarah Smith on November 15, 2010
72. ## Eng

Which one of the following is a complex sentence? A. I would like to visit the Kinshasa, but I understand the city is unsafe for foreigners. B. As Jake was reading the letter from June yet again, the flight attendant t coughed gently to get his attention.

asked by Jen on June 8, 2013
73. ## science

A 0.21 g of Sulfuris acid is dissolved completely in sufficient water to make 0.25 litre of final solution. Calculate the hydrogen ion concentration (in mol 1 -1) in this solution. Give your answer in scientific notation to an appropriate number of

asked by Gemma on March 6, 2007
74. ## MATH-157

In each case, determine whether the situation calls for a discrete or continuous random variable and explain your answer. a. The description of the number of children in a family selected at random from families in Ft. Wayne, Indiana b. The net worth of an

asked by Tyga on April 1, 2010
75. ## Texas State History

I need help answering these questions. 6. Propose a solution to a problem faced by Texans on the home front as a result of the Union blockade. 8. How did John Bell Hood's action affect Texas’ history over the next four years? Give details to support your

76. ## English

In which excerpt from John Donne's A Valediction forbidding mourning does the speaker most directly describe the relationship between him and his wife? a. but we by love so much refind/that ourselves know not what it is b. so let us melt and make no noise/

asked by Steve on October 28, 2017
77. ## Designing Specialty Areas

The book discusses "creating a sense of place." Amelia, a teacher who lives near Lake Erie, wishes to implement this concept. Which of the following playground structures would help her achieve this goal? A. A rowboat for pretend play B. A wooden

asked by Priscila on March 28, 2017
78. ## HISTORY

I cannot find these . What are the number of courts and number of judges in the: Supreme Court Court of International Trade Court of Appeals dor the Federal Circuit The Supreme Court and the Court of International Trade both have 9 judges. The Court of

asked by Suzi on April 26, 2007
79. ## Math

Clara measured the diameter of the circle. How many centimeters is the diamter? Clue:The measure of the diameter is between 6 x 0.15 and 9 x 0.15. Clue:The units digit and the hundreths digit are the same Clue:If the diameter was 100 times longer, its

asked by Cass on September 16, 2006
80. ## college math

combine like terms (simplify) 11/14a - 1/15b + 1/14a - 11/15b would the correct answer be 12/14a + 10/15b

asked by Lourane on June 9, 2012
81. ## Grammar

Select the correctly capitalized sentence: A) He was seen in the Emergency department. B) He was seen in the Emergency Department. C) He was seen in the emergency department. My answer is B

asked by Marie on December 12, 2012
82. ## Grammar

Choose the correctly punctuated sentence: A) I am sorry to say, however, that I am not looking forward to the holidays. B) I am sorry to say however that I am not looking forward to the holidays. C) I am sorry to say, however that I am not looking forward

asked by Marie on November 14, 2012
83. ## 6th grade math HELP

You have a triangle that measures 180 degrees. AB is 4 units. the measure of BC is 5 units. The measure of CD is 12 units. What is the measure of DE and how did you get that answer?

asked by Rachael on April 18, 2010
84. ## Math

Combine like terms. 7a square root 2 - a square root 2 + 16= My answer would be as follows: 7a square root 2 + 16 Can you please check to see if I got this correct

asked by Donald on November 27, 2016
85. ## Punctuation

Select the correctly punctuated sentence. A) No, I do not agree with that diagnosis. B) No I do not agree with that diagnosis. C) No I do not agree, with that diagnosis. My answer is A

asked by Marie on October 22, 2012
86. ## Dimension Personal Education

Select the sentence that has correct pronoun. 1. Natalia is a better cook than me. 2. Natalia is a better cook than I. My answer is 1. Natalia is a better cook than me.

asked by Jackie on November 10, 2012
87. ## Math

What is 10x + 2y - 10 = 0 in slope intercept form ? and can you also explain how you got the answer cause I'm not really sure how to convert that into slope intercept (y = mx + b) m = slope and b = y intercept

asked by Melanie on February 23, 2011
88. ## more of the same

The answer to this should be 201.7, but I keep getting off track. 300=70+(375-70) e^ -k*10 230=305 e^-10*k ln 230=ln 305 e^-10*k ln 230= ln 305 -10*k

asked by Phoebe on March 4, 2013
89. ## AP Science

A 2 N and 6 N force pull on an object to the right and a 4 N force pulls to the left a 0.5 kg object. What is the net force on the object? Is the answer 4N to the right

asked by Mary on March 28, 2012
90. ## product of function

Given: f(x)=2 cos x and g(x)=sin x. Which of these expressions is equivalent to (fxg)(π/16)? a) cos π/8 b) sin π/8 c) cos π/4 d) sin π/4 Please explain the answer, thank you.

asked by Rei on May 16, 2012
91. ## math

which numbers should you add to estimate the answer to this problem: 87,087 + 98.000 - 88,000+ 98,000 -85,000+95,000 - 87,000 +98,000 - 80,000+ 90,000 thanks for your help!

asked by miranda on August 18, 2014
92. ## English

Can someone check over my answers? There's only 4 questions. Plz tell me if im wrong. 1. Why do the authors of "The Seven Wonders of the World" and Art,Architecture, and Learning in Egypt" both use subheadings? A.to clarify important vocabulary B.to show

asked by whatever on November 13, 2018
93. ## English

what makes a good research topic A good research topic that i have chosen are the first thanksgiving and i also reasearched things about the pilgrims and the indians. I would choose things maybe about the solar system, Social studies and plants and

94. ## Math

A model rocket is launched from a roof of a building. Its path is described by the relationship h=-5t*2+35t+10, where h is the height in metres and t is the time in seconds. How tall is the building? What is the maximum height that the rocket will reach?

asked by Lorrie on May 26, 2014
95. ## Chemistry

The solubility of CO2 in water at 25 degrees C and 1 atm is 0.034 mol/L. What is its solubility under atmospheric conditions? (The partial pressure of CO2 in air is 0.0003 atm.) Assume that CO2 obeys Henry's law. My Answer: 1.02 x 10^-5 mol/L

asked by Sara on December 2, 2010
96. ## math

matt thinks that all the values of x and y that absolute value | | would make this statment true |x+y|= |x|+|y| if x is -5 and y is -6 then replacing x and y for the values would look like this: |x+y|=|-5+-6|= |-11|=11 |x|+|y|= |-5|+|-6|=5+6=11 Is matt a

asked by kayla on November 9, 2010
97. ## PSYCHOLOGY

major schools of thought in psychology My answer to this is please tell me if I am correct or not behaviorism social cultural Psychoanalytical cognitive Am I on the right path please help I have to write a paper It says to identify the major schools of

asked by tom on June 4, 2008
98. ## Statistics

A survey asks adults to report their marital status. The sample space is S = {single, married, divorced, widowed} . Use set notation to represent the event the adult is not married. This is what I think is the answer Married = {single, divorced, widowed}

asked by XYZ on February 3, 2016
99. ## Math

In how many different ways can six of ten people be seated in a row of six chairs? I don't have the answer, but from my rough understanding of permutations and combinations, I got: 10C6 * 6! = 210 * 6! I figure first 6 people have to be chosen out of the

asked by Ray on September 26, 2016
100. ## Maths

Two identical biased coins are tossed together, and the outcome is recorded. After a large number of trials it is observed that the probability that both coins land showing heads is 0.36. What is the probability that both coins land showing tails? Answer:

asked by Harry on July 12, 2019