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

143,010 questions, page 107
1. ## verbs

While he was biking this morning, Zach had seen a small accident. A huge SUV ran a red light, and the oncoming sedan was unable to stop. Driving on Portland's narrow streets was dangerous and expensive. the small dent in the sedan would cost hundreds to

asked by Jim Collum on June 12, 2013
2. ## Chem. reply+asap!

In some industrial processes, sodium chromate is added to water coolants. When the coolant is drained, the chromate ions can be removed through an electrolysis process that uses an iron anode. The products of the electrolysis are aqueous iron(II) ions and

asked by yo! on June 19, 2006
3. ## algebra 2

Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie,

asked by hellogoodbie on January 16, 2010
4. ## math

I need help with this question. Write the equation of the line which contains the point)0, -3) and whose slope is 4. A general line equation can be written as y = mx + c, where m is the slope and c a constant. so we can write this as y = 4x + c

asked by Taylour on April 18, 2007
5. ## Math

You invested \$1000 in a savings account in 6th grade. The account pays 5% annual interest. How much money will be in the account after 6 years? I understand how to set the equation up, but I'm not sure how to get the final answer. This is a question from

asked by Confuzzled on February 5, 2018
6. ## English- please help

Need help with the following questions: Q1) Mrs Chen ________ for the doctor's clinic already. 1) left 2) has left 3) had left 4) was leaving Is the answer (1) or (2)? Q2) John ______ to the library since nine o'clock this morning, he should be back soon.

asked by chimingbell on July 6, 2016
7. ## physics

A boat moves through the water with two forces acting on it. One is a 2.80×10 3 N forward push by the motor, and the other is a 1.56×10 3 N resistive force due to the water. a)What is the acceleration of the 1312.6 kg boat? Answer in units of m/s^2 b)If

asked by physics on October 23, 2011
8. ## Algebra

Factor m^2-k^2+6k-9 ^2 means squared. I don't know any other way to type it. Thanks. Seems to me you can only do this in 2 pieces...factor the first 2, then the last 2... (m+k)(m-k) + 3(2k+3) Whadya think? hmmm... I looked in the back of the book and it

asked by Kyle on October 9, 2006
9. ## Math

You invested \$1000 in a savings account in 6th grade. The account pays 5% annual interest. How much money will be in the account after 6 years? I understand how to set the equation up, but I'm not sure how to get the final answer. This is a question from

asked by Anonymous on February 5, 2018
10. ## science

Newton’s law of gravity is used with great success in most everyday situations, and indeed, in planning planetary space missions such as the Rosetta probe. However, Einstein’s theory of general relativity and a theory of quantum gravity are needed to

asked by mj on August 28, 2011
11. ## Math check

Consider the following. (Give your answers correct to four decimal places.) (a) Find P(0.00 < z < 2.13). =.4834 (b) Find P(-1.81 < z < 2.03).=.9436 (c) Find P(z > 0.23). =.4090

asked by Sue 6C on June 12, 2013
12. ## algebra

Find the standard form for the equation of a circle (x−h)^2+(y−k)^2=r^2 with a diameter that has endpoints (−8,−10) and (5,−4). Find the h= -1.5 k= -7 r=? I do not understand how to find the radius.

asked by Heather on September 14, 2014
13. ## science.. please help!!

i need to find two articles in anything to do with an ecological concern (ex. pollution as a threat to our ecosystem)... please help me find a site, i can't find any good ones!!

asked by Allison on October 27, 2008
14. ## Math

Find an equation for the hyperbola. vertices:(2,3)(2,-3) Foci:(2,5)(2,-5) I used the midpoint formula to find the center and I came up with (2,0). I just don't know how to find a and b.

asked by Abbey(Urgent Please help) on May 5, 2010
15. ## Physics - Center of Mass

A square aluminum plate (volume mass ρ = 2700 kg/m^3) has dimension L = 4.8 m and e = 0.9 m. A cylinder of radius R = 1.5 m and at a distance d = 1.2 m from the center of the plate and at 20 deg with the horizontal, is removed from the plate. Find the

asked by Kid on August 24, 2017
16. ## art

1. How did francisco goya caricature to depict the figures in contempuous of the insults? If you look up contempuous of the insults francisco de goya on google its the first pic under images. a. the facial features of the frenchmen are exaggerated to show

asked by i am awesome on January 22, 2015
17. ## physics

Hi I have some graph problems I need help on. Sketch a graph of velocity vs. time. A cart is moving to the right on a horizontal surface while a constant net force of 3 newtons acts on it to the left. the force acting on the cart stops after a short period

asked by jen on October 7, 2010
18. ## Solar

Greeting All, please assist with the below. Thanks. The spectral power density of a solar simulator is given by: P(λ)=7.5∗1015λ−2.25∗109 [Wm^-2m^-1] for 300nm

asked by Anon on November 29, 2013
19. ## calculus

the second number is the reciprocal of the fist and the sm is a minimum. this is my my work and i got stuck x=first number y=second number so y=1/x then what. i know the answer is 1 and 1. also can you explain why the answer is 1 and 1 and not just one. it

asked by Anonymous on October 16, 2006
20. ## LA

. Which of the following quotes from "The Morning of June 28, 1948" Best describes the aversion that the public felt toward Shirley Jackson's short story "The Lottery?" A) “As a matter of fact, when I read it over later I decided that except for one two

asked by A on May 25, 2018
21. ## Math

1)Ms.Troy would like you to make a copy of an outfit that she owns and really likes-a sleeveless dress with a short-sleeve jacket. She has selected a lilac linen fabric that comes in 36-in.width. You make a pattern for the dress and record the following

asked by Mirayah on January 8, 2007
22. ## MATH -BRAIN TEASER- PLEASE HELP

page # D-76 What Relation Is a Doorstep to a Doormat? Both are stepped on. no You didn't put any parameters on this and I think its a great answer. How bout the relation being a stepson (steps on) I got astearther.... No wait it's A Step Farther eh....??

asked by Adam on December 17, 2006
23. ## Algebra ASAP

Suppose that \$17,000 is invested in a savings account paying 5.1% interest per year. (a) Write the formula for the amount A in the account after t years if interest is compounded monthly. A(t) = (b) Find the amount in the account after 3 years if interest

asked by Fay on August 3, 2015
24. ## Algebra 1 Check

Hi! Can someone check this and see if they are correct? Thanks! 1.) Which value of x should the expression be further simplified? √(21)x a.) 5 B.) 6 c.) 11 D. 55 My answer: a 2.) 2√43x is show: Which value of x makes the expression equivalent to

asked by Abby on October 5, 2014
25. ## Algebra 2

1. Solve the following for x. 3-(x+(-4))= 2x-6+5x I figured that the answer is no solution. Is this correct? I have been working with my friend on this next problem and neither of us know which is correct. 2. Solve for r. I=P(1+rt) The first answer is

asked by Christian on August 30, 2007
26. ## Math Check

Hi! Can someone check this and see if they are correct? Thanks! 1.) Which value of x should the expression be further simplified? √(21)x a.) 5 B.) 6 c.) 11 D. 55 My answer: a 2.) 2√43x is show: Which value of x makes the expression equivalent to

asked by Abby on October 5, 2014
27. ## calculus

Let f(t)=2t²+3t-4 f(t+1)=f(t)+4t+5 TRUE or FALSE answer is true, but i don't know how to get it, please help :( re-arrange your answer to fit their answer. I hope you had f(t+1) = 2t² + 4t + 2 + 3t + 3 - 4 after you expanded which is f(t+1) = (2t² + 3t

asked by balistic on August 7, 2007
28. ## Physics

A runner travels 1.65 km in 5 min and 30 seconds. What is the velocity in m/s? Answer to two decimal places. I think I have answer since v=d/t convert 5 min 30 sec to seconds 330 seconds and 1.65km to 1650m 1650m/330sec answer: 5m/s Am I right?

asked by mssailormouth on June 1, 2019
29. ## Physics

A weight suspended from a spring is seen to bob up and down over a distance of 11 cm twice each second. What is its frequency? Answer in units of Hz. 002 (part 2 of 3) 10.0 points What is its period? Answer in units of s. 003 (part 3 of 3) 10.0 points What

asked by Chris on February 6, 2015
30. ## trig

Find the exact values requested. No decimal approximations. Given that cot θ = 4 for an acute angle θ, A. Find sinθ. B. Find cos(2θ).

asked by brittney on March 6, 2016
31. ## trig exact vales

Find the exact values requested. No decimal approximations. Given that cot θ = 4 for an acute angle θ, A. Find sinθ. B. Find cos(2θ).

asked by jre on March 6, 2016
32. ## Precalc

A hyperbola has this Cartesian equation: -((x-2)/5)^2 + ((y+1)/3)^2 = 1 A. Find direction in which it opens. Horizontal? B. Find the coordinates of the center. I think it's (-2,1) or (1,-2)? C. Find the slopes of the asymptotes: m=+- ?

asked by Grace on January 20, 2012
33. ## Math - Geometry

I'm having problems with one of the questions on my homework. It has 4 parts. Thanks 9) y = -2(x + 5)^2 + 4 A) Find Vertex B) Find the Zeros C) Find the y-intercept(s) D) This function has a: a) Minimum b) Maximum

asked by Lilly on March 13, 2015
34. ## Math

Please check my answers With two parallel lines cut by a transversal, the number of pairs of alternate interior angles is equal to the number of pairs of corresponding angles. (1 point) Always Sometimes Never *I think the answer is sometimes Opposite

asked by BrainHurts on August 28, 2014
35. ## Algebra II

Please check my answers With two parallel lines cut by a transversal, the number of pairs of alternate interior angles is equal to the number of pairs of corresponding angles. (1 point) Always Sometimes Never *I think the answer is sometimes Opposite

asked by BrainHurts on August 28, 2014
36. ## Science 7R

15. Which type of reproduction leads to daugther cells that are identical to the parent cell? Cloning? My Answer: Asexual Reporduction 16. Is this process called mitosis or meiosis? My Answer (that I think): Mitosis 17. Which type leads to a mix of genetic

asked by Laruen on January 18, 2012
37. ## Maths

The ratio between the first term and the second term in an arithmetic sequence is 3/4. The ratio between the second term and the third term is 4/5. a. Calculate the ratio of the third term to the fourth term. (Answer is 5/6) b. Find the ratio of the nth

asked by Fred on September 24, 2018
38. ## Chemistry

A gas at 65 degrees Celsius occupies 4.22L. At what Celsius temperature will the volume 3.87L, assuming the same pressure? -kay so ive tried this one like a million times & i cant seem to get the right answer so pls talk me through the steps. like i know

asked by kLb on February 20, 2011
39. ## english

There are a few questions about the novel The Scarlet Letter that I am not to sure about. Can someone please check them. True of False 1) Chillingworth escaped from Indian captivity by drugging his guards with an herb potion? My answer was true. 2)

asked by Hannah on September 13, 2009
40. ## english

There are a few questions about the novel The Scarlet Letter that I am not to sure about. Can someone please check them. True of False 1) Chillingworth escaped from Indian captivity by drugging his guards with an herb potion? My answer was true. 2)

asked by Hannah on September 12, 2009
41. ## bookkeeping

when a window is displayed in front of another window,its said to be? (a)a screen saver (b)minimized (c)the active window (d)multitasked my answer is c which of the following options is used to view a computers memory properties? (a)device manager

asked by susue on April 3, 2012
42. ## Astronomy

1. At opposition, Nursat(is observed to be in opposition every 374 days.) is observed to subtend an angular radius of 7.1523 arcseconds. Use this and the conversion factors in our Table of Constants to find the radius of Nursat in km. 2. Nursat has a moon,

asked by keitanako on December 9, 2013
43. ## Algebra

I'm really stuck on these 2. Can you please explain the work clearly so that I can understand and find the answer easily, if already not given. Need help with these 2 please-- 19. Nancy invests \$100 in one account for 10 years at a 9% interest rate

asked by mysterychicken on June 17, 2010
44. ## Math

There are 50 lockers, numbered 1 throught 50, in a short hall at Phillips Middle School. Mr. Giannetti hid trears for his class in one of the lockers. He gave the class the following clues about the locker where the treats are located. Clue 1. The number

asked by Claire on October 4, 2017
45. ## MATH

Air pressure at sea level is 30 inches of mercury. At an altitude of h feet above the, air pressure, P, in inches of mercury, is given by, P =30e^(-3.23x10-5h) a)Find th equation of the tangent line at h=0. b)A rule of thumb is given by travelers is that

asked by FARJANA on August 7, 2015
46. ## English-Language

Please help and correct! 1. Use "in the garage" as an adjective phrase The card in the garage is for you 2. Use "for our English class" as an adverb phrase The paper is due tomorrow for our English class. 3. Use "from an encyclopedia" as an adjective

asked by Sarah on September 9, 2014
47. ## please check

Please check focusing on the grammar area specified in the left column. The Sentence following the grammar area is the sentence in question. 1.Dangling Modidiers - If your baby does not like cold apple juice, it should be heated. My Answer: If your baby

asked by marie on August 23, 2007
48. ## Science

Unit 3 Test Multiple Choice Please select the correct response for the following questions. 1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point)

asked by Becky on November 10, 2016
49. ## Physics

A playground is on the flat roof of a city school, 5.2 m above the street below (see figure). The vertical wall of the building is h = 6.70 m high, forming a 1.5-m-high railing around the playground. A ball has fallen to the street below, and a passerby

asked by Lauryn on September 14, 2011
50. ## Personal Fitness (Check answers)

5: Which of the following shows effective communication? a) A student says " I hear what you are saying, but I don't care." b) A student says " I hope you feel better soon. What can I do to help you?" (~~ MY ANSWER is B. ~~) c) A student says " You make me

asked by Breanna L. on February 24, 2016
51. ## Math

The price of a video system increased by 15% to \$1,127.00. What was the price of the system before the increase? (a)\$900.80 (b)\$908.00 (c)\$809.00 (d)\$890.00 (e)\$980.00 I need help with this problem and to be leaded towards the direction to find the right

asked by Mathew on September 18, 2011
52. ## Math

Two ships leave the same port at the same time. One ship sails on a course of 110 degree at 32 mi/h. The other sails on a course of 230 degree at 40 mi/h. Find the distance between them after 2 hours. Express your answer to the nearest mile.

asked by Jane on March 5, 2018
53. ## calculus 2

Find all points of intersection of the given curves. (Assume 0 ≤ θ ≤ 2π. Order your answers from smallest to largest θ. If an intersection occurs at the pole, enter POLE in the first answer blank.) r = 1 − cos θ, r = 1 + sin θ

asked by Linda on December 2, 2014
54. ## Math

If 1,200 cm^2 of material is available to make a box with a square base and an open top, find the maximum volume of the box in cubic centimeters. Answer to the nearest cubic centimeter.

asked by Gary on March 6, 2015
55. ## Math

For n repeated independent trials, with constant probability of success p for all trials, find the probability of exactly x successes. Round your answer to four decimal places n = 10, p = 1/7, x = 3 A. 0.1189 B. 0.1546 C. 0.1308 D. 0.1427

asked by Rae on April 4, 2013
56. ## PHYSICS!!!

A thin 1.8-mm coating of glycerine has been placed between two microscope slides of width 1.0 cm and length 4.0 cm. Find the force required to pull one of the microscope slides at a constant speed of 0.35 m/s relative to the other slide. Answer in N

asked by k on November 11, 2012
57. ## PHYSICS!!!

A thin 1.8-mm coating of glycerine has been placed between two microscope slides of width 1.0 cm and length 4.0 cm. Find the force required to pull one of the microscope slides at a constant speed of 0.35 m/s relative to the other slide. Answer in N

asked by k on November 11, 2012
58. ## Physics

A child holds a sled on a frictionless, snow- covered hill, inclined at an angle of 33◦. If the sled weighs 56 N, find the force ex- erted on the rope by the child. Answer in units of N.

asked by Letisha on November 12, 2009
59. ## chemistry

pls help i need the answer not jus part of it, pls im really stuck out here. 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
60. ## algebra

I'm stuck with this problem. h = -16t^2 + 312 the "t" is seconds after object released and h stands for height. We're suppose to set the equation to 0 so far this is what I have: -16t^2 + 312 = 0 -8(2t^2+39)= 0 -8=0 can be disqualified but how do I factor

asked by Andrea on November 13, 2013
61. ## Maths

a missile guidance system has five fail-safe components. the probability of each failing is 0.05. find these probabilities. a) Exactly 2 will fail b) More than 2 will fail c) All will fail. d) Compare the answer for parts a, b, c, and explain why these

asked by saima on January 12, 2015
62. ## Trigonometry

The question was: "Given that sin theta is -1/2 and theta is in quadrant IV, find the cos and tan of theta." I found 1/2 for cosine and -1 for theta, but the answer sheet said I was incorrect. I am almost positive I did this correctly... can someone double

asked by 3nd3r on June 29, 2011
63. ## math (combination)

A woman has 11 close Friend. Find the number of ways she can invite 5 of them to dinner if a. but where 2 of the friends are married and will not attend separately b. where 2 of the friend will not attend together the answer to a. 210 b. 252 Please

asked by Cynthia on December 30, 2010
64. ## Math

the Smith family went out to dinner and received great service. They decided to leave a 20% tip for their waitress. If their dinner bill totaled \$90, how much was the tip? How do I set up the problem to find the answer?

asked by Joey Johnson on November 6, 2018
65. ## geometry/calculus

Use Cavalieri's Principle to find the area of the region. In the example we see a "leaning tower" with base 'a' and height 'b'. The left side of the leaning rectangle is given by y = x^2, the right side given by y = (x - a)^2 the answer to this problem is

asked by david on December 13, 2011
66. ## Physics

A 19 g bullet is accelerated in a riﬂe barrel 70.6 cm long to a speed of 506 m/s. Use the work-energy theorem to ﬁnd the average force exerted on the bullet while it is being accelerated. Answer in units of N

asked by Ted on February 5, 2013
67. ## physics

A butterfly is flying with velocity 10i +12jˆ m/s and wind is blowing along x axis with velocity u. If butterfly starts motion from A and after some time reaches point B, find the value of u. Answer this Question

asked by Ram on July 26, 2014
68. ## algebra 1 help

simplifying square roots 1) find volume of this prism? v=bwh b=√12" w=√6" h=√8" 2)simplify: √576 3)simplify: √400 4)simplify: √256 5)simplify: √(1/4) ex 2√5 + 6√5= 8√5 the answer has to be in √ but i don't understand it i got help by

asked by anonymous on May 4, 2013
69. ## Math

An initial amount of \$2900 is invested in an account at an interest rate of 4% per year, compounded continuously. Find the amount in the account after six years. Round your answer to the nearest cent.

asked by Harmony on May 14, 2014
70. ## Math

For n repeated independent trials, with constant probability of success p for all trials, find the probability of exactly x successes. Round your answer to four decimal places n = 10, p = 1/7, x = 3 A. 0.1189 B. 0.1546 C. 0.1308 D. 0.1427

asked by Rae on April 4, 2013
71. ## calculus

I'm having trouble with a geometric series problem. Determine if the infinite summation of (-3)^(n-1)/4^n converges or diverges. If it converges, find the sum. So the answer says that sigma -3^(n-1)/4^n = 1/4 * sigma (-3/4)^(n-1) How did they factor out

asked by Jace on May 24, 2013
72. ## Biology

Hi, I tested the three most sensitive areas of my body and it was the fingertip, the tounge and the lower lip, and the question asks me "why do you think it is so?" I researched everywhere but cant find the answer probably because there are different

asked by Dick Rogers on February 19, 2008
73. ## physics

A 20 g bullet is accelerated in a rifle barrel 95.3 cm long to a speed of 801 m/s. Use the work-energy theorem to find the average force exerted on the bullet while it is being accelerated. Answer in units of N.

asked by go on March 7, 2011
74. ## Physics

A camera falls from a blimp that is 744 m above the ground and rising at a speed of 15.5 m/s. Find the maximum height reached by the camera with respect to the ground. The acceleration of gravity is 9.8 m/s^2. Answer in units of m. PLEASE HELP SOON

asked by Josh on October 23, 2014
75. ## pre-algebra

Solve the problem. Please show all of your work. A driveway rises 11 feet over a horizontal distance of 112 feet. Find the slope of the driveway. Round your answer to two decimal places.

asked by cody on June 20, 2011
76. ## physics

Two people push on a 4 kg object. One force is 60N, north. The second force is 40N, east. Find the acceleration of the object. Ignore friction. The answer is 18m/s/s at 53.31 degrees.......but i don't know how to get to it.

asked by Wendy on September 11, 2010
77. ## algebra

Suppose you deposited \$1500 into an account paying 3.5% interest compounded annually when your child was first born. Find the account balance when your child turns 18. What formula would I use to solve this. I do NOT want the answer. Thanks!

asked by Kaci on January 10, 2010
78. ## Math Calculator help

Assume that a normal distribution has a mean of 21 and a standard deviation of 2. Use the empirical rule to find the percentage of values that lie above 23. Now I did this on the Ti 83 by using Normalcdf(-5,1) and getting an answer of 0.84 and then 1-0.84

asked by HM on November 25, 2011
79. ## physics

A 12 g bullet is accelerated in a rifle barrel 69.2 cm long to a speed of 864 m/s. Use the work-energy theorem to find the average force exerted on the bullet while it is being accelerated. Answer in units of N.

asked by luma on November 28, 2015
80. ## math

Adult IQ scores are normally distributed with mean 100 and standard deviation 15. Find the IQ score that separates the adults with the highest 3% of IQ scores from the rest of the adults. Round your answer to the nearest whole number.

asked by anon on March 31, 2016
81. ## Algebra

Answer to david has scores of 79, 96, 63, 54 on his algebra tests. Use an inequality to find the minimum score he can make on the final exam to pass the course with an average of 70 or higher, given that the final counts as 3 tests.

asked by Tabitha on August 23, 2012
82. ## CALCULUS

using d^2(h/dt^2=−g+k(dh/dt^2, find an expression for the terminal velocity in terms of k and g? g is the acceleration due to gravity, k is a constant, h(t) is the height of the falling object, dh/dt is its velocity, and d^2(h)dt^2 is its acceleration.

asked by Brad on October 7, 2013
83. ## physics

A child holds a sled on a frictionless, snow- covered hill, inclined at an angle of 29◦. If the sled weighs 61 N, find the force ex- erted on the rope by the child. Answer in units of N.

asked by alysha on October 26, 2010
84. ## physics

A 20 g bullet is accelerated in a rifle barrel 45 cm long to a speed of 354 m/s. Use the work-energy theorem to find the average force exerted on the bullet while it is being accelerated. Answer in units of N.

asked by Madi on November 18, 2015
85. ## physics

An object is thrown vertically upward such that it has a speed of 56 m/s when it reaches two thirds of its maximum height above the launch point. Find the maximum height h. The acceleration of gravity is 9.8 m/s 2 . Answer in units of m

asked by Anonymous on December 21, 2012
86. ## physics

An 18 g bullet is accelerated in a riﬂe barrel 61.7 cm long to a speed of 362 m/s. Use the work-energy theorem to ﬁnd the average force exerted on the bullet while it is being accelerated. Answer in units of N

asked by Domingo on January 17, 2012
87. ## physics

A 20 g bullet is accelerated in a rifle barrel 95.3 cm long to a speed of 801 m/s. Use the work-energy theorem to find the average force exerted on the bullet while it is being accelerated. Answer in units of N.

asked by go on March 7, 2011
88. ## 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. I think the volume is 538.51 in^3. I just don't know the SA. Is it, possibly, 164.85 in^2. Or, no where closer than

asked by Sid on April 25, 2016
89. ## physics

A child holds a sled on a frictionless, snow- covered hill, inclined at an angle of 29◦. If the sled weighs 61 N, find the force ex- erted on the rope by the child. Answer in units of N.

asked by alysha on October 26, 2010
90. ## math(HELP)

PLEASE ANSWER THESE BEFORE I LOSE MY MIND !!! 19. What is the amount of sales tax owed on a \$350 laptop computer if the tax rate is 6%? A.\$2.10 B.\$21.00 C.\$35.00 D.\$46.00 20. Find the amount of the discount on a \$120 bicycle that is on sale for 25% off.

asked by joc on February 10, 2014
91. ## Physics

A concave mirror is constructed so that a man at a distance of 19 cm from the mirror sees his image magnified 2.0 times. What is the radius of the curvature? OK so I have tried to work this out and can't seem to find the answer. Here is what I got. Please

asked by Rachel on October 28, 2012
92. ## Physics

A cannon is fired with a muzzle velocity of 24.6 m/s with the cannon barrel at an angle of 50.0 degrees with the horizontal. Find the horizontal distance that the cannonball will travel. The answer is supposed to be 60.8 m, but I keep getting 31.3 m. How

asked by Grace on October 7, 2018
93. ## Please check my maths answer?

This is the question: The straight line y=2p+1 intersects the curve y= x+ (p^2/x) at two distinct points. Find the range of values of p. this is what i did: 2p +1 = x + p^2/x simplify.... x^2 + (2p+1)x + p^2 = 0 b^2-4ac > 0 (-2p-1)^2 - 4(p^2) > 0

asked by Rikkie on June 15, 2009
94. ## math

A kite flying in the air has a 12ft line attached to it. Its line is pulled taut and casts an 11 ft shadow. Find the height of the kite. If necessary, round your answer to the nearest tenth.

asked by mo on September 28, 2016
95. ## calculus

find the function that is finally graphed after the following transformations are applied to y=square root x in the order listed. a. reflected about the x-axis b. shift up 7 units c. shift right 5 units y=? would the answer be: y=sqrt(-x-5)-7

asked by Heather on December 13, 2012
96. ## pre-calculas

Find the slant asymptote, if any, of the rational function. Do not graph the function. (Enter your answers as a comma-separated list of equations. If an answer does not exist, enter DNE.) f(x) = x2 − 2x + 15 _____________ x + 7

asked by melanie on March 10, 2013
97. ## Calculus I

The 8-ft wall shown here stands 27 ft from the building. Find the lenght of the shortest straight beam that will reach to tthe side of the building from the ground outside the wall. ANSWER 46.87ft How do i solve???

asked by Anonymous on November 28, 2007
98. ## math,correction

is this correct Find the constant term that should be added to make the following expression a perfect square trinomial x^2 + 7x My answer that i got was 12.25 Take half of seven, square it. 7/2 squared is 49/4. You are right. should i leave it as a

asked by jasmine20 on April 15, 2007
99. ## Survey Of Calc

The cost C (in dollars) for producing x units of an item is given by C=370+2.55sqrtX. find the marginal cost when the production level is X=400 units. My answer came out to 51/800, or .06375. I'm not sure if I did it correctly.

asked by John on February 21, 2016
100. ## math

marcus drives a delivery truck and spent \$80 on gas on his frist week .if he drives for 8 month using baout this much would he spend on gas ? use estimation to find the answer to the nearest \$1000.

asked by cindy on February 28, 2011