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

143,010 questions, page 98
1. ## English

1. It's been a long time. 2. It's been a while. 3. I haven't seen you for a while. 4. Long time no see. --------------- Are they all the same in meaning? Does 'a while' mean ' a long time' or 'a short time'?

asked by rfvv on August 25, 2014
2. ## achieving academic excellence

1 This course is designed to a)introduce you to college life b)teach you to be an online learner c)provide you with acaademic skills and strategise to succeed d)be a prerequisite for another course My answer is b) 2 To focus on your most important goal is

asked by Vedrana on December 16, 2015
3. ## 8th Grade Algebra

1) An exam will have 20 questions worth a total of 100 points. There will be True-False questions worth 3 points each and short essay questions worth 11 points each. Several students ask how many essay questions there will be, but the teacher won't tell.

asked by Jaida on February 25, 2009
4. ## Precalculus

The figure shows part of a curve traced by a point on the circumference of a circle of radius 4 that rotates, without slipping, around a fixed circle of radius 2. The rotating circle starts with angle t = 0 radians and the point P (x, y) at (10, 0). In

asked by Anon on January 20, 2012
5. ## Pre algebra

1.)Use an equation to solve the problem. What is 57% of 11? A. 11 = 0.57 • n; 19.3 B. n = 57 • 11; 627 C. n = 0.57 • 11; 6.27**** D. 11 = 57 • n; 0.19 2.) 224 is 25% of what number? A. 224 • 0.25 = w; 560 B. 224 = 0.25 • w; 896**** C. 224 •

asked by savageontherun on November 27, 2018
6. ## Physics B

part 1 A coordinate system (in meters) is constructed on the surface of a pool table, and three objects are placed on the coordinate system as follows: a 1.5 kg object at the origin, a 3.4 kg object at (0 m,1.8 m), and a 4.5 kg object at (4.2 m,0 m). THANK

asked by Mary on November 4, 2012
7. ## Statistics

Total plasma volume is important in determining the required plasma component in blood replacement theory for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that sample of 61

asked by Desperate on July 7, 2012
8. ## Language Arts

Write a complete sentence using the past participle of the verb in ( ) with has or have. 1. Mr. Hancock (run) the museum for five years. Answer: Mr. Hancock has ran the museum for five years. 2. He (chose) May as membership drive month. Answer: He has

asked by Patrick on December 8, 2015
9. ## Physics

In the rectangle in the drawing, a charge is to be placed at the empty corner to make the net force on the charge at corner A point along the vertical direction. What charge (magnitude and algebraic sign) must be placed at the empty corner? (the rectangle

asked by Sarah on September 8, 2013
10. ## Science

Can someone check if these are right: Tell the reaction rate 1.)Question: one antacid tablet is placed in a glass of cold water, while another table is placed in a glass of hot water. Answer: increasing TEMPERATURE 2.) Question: a mixture of baking powder,

asked by Please on January 15, 2014
11. ## calculus

I solved this problem, can someone check it to make sure I did it right. There are two parts to this intrepation and estimate of the value. Let C(t) be the total value of the US currency (coins and banknotes) in circulation at time, t. The table gives

asked by Janet on March 16, 2011
12. ## pre-cal

aj uses a lingshot to launch a rock straight up from the a point of 6 ft. above ground level with an initial velocity of 170 ft per second. A) find an equation that models the height of the rock t seconds after it is launched. b) what is the maximum height

asked by jhon avendano on October 24, 2012
13. ## Math (Calculus) (Work)

Six and one-half foot-pounds of work is required to compress a spring 4 inches from its natural length. Find the work required to compress the spring an additional one-half inch. (Round your answer to two decimal places.) This is what I did so far: 4 in =

asked by Ray on May 2, 2017
14. ## math

Can someone check my answers & tell me what I did wrong if I did any? 1.) John paid \$32 for 2 concert tickets & 1 program AND Romona paid \$36 for 2 concert tickets and 2 programs. If all concert tickets were priced the same, how much did ONE concert ticket

asked by Emma on November 8, 2015
15. ## Algebra

1. How far is the Willis Tower from Navy Pier, given that each unit is approximately 1/8 mile? Round your answer to the nearest tenth of a mile. The Willis Tower is at the point (-6,-3) and NP is at the point (10,9). I did this calculation: d^2 = (10 -

asked by Student on March 13, 2014
16. ## Calculus!!

Consider the differential equation given by dy/dx = xy/2. A. Let y=f(x) be the particular solution to the given differential equation with the initial condition. Based on the slope field, how does the value of f(0.2) compare to f(0)? Justify your answer.

asked by Anonymous on April 23, 2016
17. ## algebra

The height in feet of a projectile with an initial velocity of 96 feet per second and an initial height of 112 feet is a function of time in seconds given by h(t) = −16t2 + 96t + 112. (a) Find the maximum height of the projectile. 144 Incorrect: Your

asked by ginger on May 7, 2016
18. ## Physics

A 46.5-cm diameter disk rotates with a constant angular acceleration of 2.4 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this

asked by Ed on November 30, 2009
19. ## Math

A certain recipe requires 6 2/7 cups of flour and 7 2/9 cups of sugar. A) if 6/5 of the recipe is to be made, how much sugar is needed? Write your answer as a proper or improper fraction: B) if the above ingredients are required for one batch, find the

asked by Karen on August 1, 2015
20. ## Physics

Need help ASAP for this one, really hard. to Assignment 11Problem 13.26 Tuning Forks in Neurology Tuning forks are used in the diagnosis of nervous afflictions known as large-fiber polyneuropathies, which are often manifested in the form of reduced

asked by Bill on November 19, 2009
21. ## Math

Two angles are supplementary. The measure of one is 30 more than twice the measure of the other. Find the measure of the larger angle.......... Please help ! I need this answer!

asked by Vali on April 13, 2016
22. ## Math - check answer

Given s = 4t + 11t3, find the velocity when t = 1 s. velocity in m/s = My Answer: S'=4+33t^2 =4+33 =4+33 =37 velocity in m/s = 37 Can you please confirm this is correct. Thank you

asked by Brownie on January 29, 2013
23. ## Math

1.6g+8k-9g+2k 3g+10k -3g+10k*** 17gk 10k-3 2.-4x+6x^2+5x 7x^3 6x^2+9x 6x^2-9x 6x^2+x*** 3.a^2+5a-3a^2 5a+2a^2 -2a^2+5a*** -3a^2+6a 5a-3a^2 4.3x^2+8x+7x 3x^2+15x*** 18x^3 3x^2+1 3x^2-x 5.Find the degree of -5w-4w^2+7w+16 -5 16 14 3*** ***=my answer

asked by fairypenguingirl on May 7, 2015
24. ## Math

Gymnast Clothing manufactures expensive hockey jerseys for sale to college bookstores in runs of up to 250. Its cost (in dollars) for a run of x hockey jerseys is C(x) = 2500 + 10x + 0.2^x2(0 ≤ x ≤ 250) Gymnast Clothing sells the jerseys at \$105 each.

asked by Anne on February 9, 2012
25. ## 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
26. ## sewing

Base the answers to Questions 1–3 on the following information: 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.

asked by kat on April 20, 2010
27. ## Criminal Justice

I am preparing the DSST (Dantes) examine in Criminal Justice. I had been looking for some practice tests for this examine. The only practice examines I could locate werei in "Rudman's Quesiton & Answers on the Dantes Subject Standardized Test in Ciminology

asked by G on October 12, 2009
28. ## physics

A 450 g block is at rest on a horizontal surface. The coefficient of static friction between the block and the surface is 0.670, and the coefficient of kinetic friction is 0.380. A force of magnitude P pushes the block forward and downward as shown in the

asked by carlton on October 19, 2011
29. ## History

Anyone Know? Background Information: before Brown v. Board of Education Discussion on Brown v. Board case beginnings. Thesis on Brown v. Board of Education Main Argument on Brown v. Board of Education Short term and Long term Impact on Brown v. Board of

asked by Mary on February 13, 2013
30. ## Algebra

I'm stuck on this question, and really need help. Question: True or false? Explain your answer. The inequality −2(x + 10) ≥ 75 says the same thing as −2x − 20 ≥ 75. I can multiply by -2 on the left side without reversing the inequality symbol.

asked by Anonymous on October 9, 2017
31. ## math

Sorry, Reiny, I copied the 2nd choice incorrectly. I had posted this problem with you before and the answer given that was not equalalent to A=1/2/bh was 2b =A/h. The problem is: A = 1/2bh, which is not equivalent? Choices: 2A =bh, h=2A/b, 2b=A/h, b=2A/h

asked by Jane on January 10, 2012
32. ## math

Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions. 8 ln x -(1/3) ln y Choose one answer. a. ln x^8 y^3 b. ln x^8

asked by Coug on December 6, 2009
33. ## physics

The water storage tank has a diameter of 0.5m and contains 150L of water. You find a small hole rusted in the base, with a diameter of 10mm. what is the velocity of the water flowing out of the hole? So, i feel like I need to somehow use both Bernoullis

asked by Sally on February 19, 2015

I need help with this one, please. Which of the following is in the solution set of the inequality –3 > –3t + 6? A. -1/3 B. 1/3 C. 4 D. -4 I did a Pre-Test for my lesson, and it says I got this one wrong. However, it doesn't say which one I picked. For

asked by Brady on December 19, 2014
35. ## Physics

A particle travels to the right at a constant rate of 6.8 m/s. It suddenly is given a vertical acceleration of 1.8 m/s2 for 5 s. What is its direction of travel after the acceleration with respect to the horizontal? Answer between −180◦ and +180◦ and

asked by Jack on September 18, 2011
36. ## PHYSICS

(a) What is the electric potential a distance of 2.3 10-15 m away from a proton? Answer for this part is :626000 (b) What is the electric potential energy of a system that consists of two protons 2.3 10-15 m apart-as might occur inside a typical nucleus?

asked by SHUBHANGI on February 24, 2010
37. ## Math

Provide an example of at leave five ordered pairs that do not model a function.? The domain will be any 5 integers between 0 and 20. The range will be any 5 integers between -10 and 10. Can someone please help me with this? Explain how you got the answer

asked by Sarah on April 28, 2010
38. ## English

When would using an image be unnecessary? Give an example. For this assignment, answer the following questions in essay form. Each answer should be in complete sentences and 200--500 words long. ~~ Could someone please help me answer this question? If you

asked by Abby on October 24, 2015

The distance between mountianview and crowntop is 6.5 inches on a map. if the scale on the map is 1 inch= 25 miles what is the actual distance between the two towns i have the correct answer it is 162.5 miles the etcher gave us this answer but how would i

asked by Young Trippy Lil G on March 23, 2017
40. ## physics

A particle travels to the right at a constant rate of 6.5 m/s. It suddenly is given a vertical acceleration of 3.2 m/s2 for 3.9 s. What is its direction of travel after the acceleration with respect to the horizontal? Answer between −180 and +180.

asked by JRD on June 16, 2011
41. ## physics

A particle travels to the right at a constant rate of 6.1 m/s. It suddenly is given a vertical acceleration of 1.8 m/s 2 for 4.5 s. What is its direction of travel after the acceleration with respect to the horizontal? Answer between −180◦ and +180◦

asked by Sylvia on October 5, 2013
42. ## Math

1. 3(y+1) for y=2 A. 6 B. 9 C. 7 D. 8 2. d+g/h for d = 45, g= 18, and h=9 A. 6 B. 7 C. 3 D. 4 3. The cost in dollars of a school banquet is 74+12n, where n is the number of people attending. what is the cost for 52 people? A. \$550 B. \$698 C. \$624 D. \$138

asked by Miko H🦋 on November 27, 2018
43. ## programming

You are to write a short C program. The program will input two numbers: 1) number of miles to ship a package, and 2) the weight of the package. You are to computer the price to ship the package. The formula is as follows. If the weight of the package is

asked by Nicole on September 20, 2014
44. ## Physics

Given: The universal gravitational con- stant is 6.672 × 10−11 N m2/kg2. Objects with masses of 152 kg and 269 kg are separated by 0.45 m. A 53.5 kg mass is placed midway between them. Find the magnitude of the net gravitational force exerted by the

asked by Bob on May 3, 2012
45. ## Physics!!

The universal gravitational con- stant is 6.672 × 10−11 N m2/kg2. Objects with masses of 152 kg and 269 kg are separated by 0.45 m. A 53.5 kg mass is placed midway between them. Find the magnitude of the net gravitational force exerted by the larger

asked by Bob on May 8, 2012
46. ## Physics

Given: The universal gravitational con- stant is 6.672 × 10−11 N m2/kg2. Objects with masses of 152 kg and 269 kg are separated by 0.45 m. A 53.5 kg mass is placed midway between them. Find the magnitude of the net gravitational force exerted by the

asked by Bob on May 3, 2012
47. ## Math

can please check my answer: Q. 500 individuals tested a new biometric security system that will be used to verify that people attempting to enter a site are authorised to do so. 200 of the testers were authorised users and 300 were not. At one particular

asked by Subash on June 14, 2011
48. ## Economic

1. Use the following information to answer the questions below. Please note that output of good X is measured in 100’s on the x axis, i.e. if you find Q = 10 then output is 10 × 100 = 1, 000 units. You must have a diagram to support you answers. •

asked by Vishal on November 17, 2011
49. ## Economic

1. Use the following information to answer the questions below. Please note that output of good X is measured in 100’s on the x axis, i.e. if you find Q = 10 then output is 10 × 100 = 1, 000 units. You must have a diagram to support you answers. •

asked by Vishal on November 17, 2011
50. ## Science

1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing? Frequency and wavelength Wavelength and wave speed Amplitude and wavelength Amplitude and frequency 2. Sound

asked by Hailee on April 16, 2015
51. ## Science

1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing? Frequency and wavelength Wavelength and wave speed***** Amplitude and wavelength Amplitude and frequency 2.

asked by Hailee on April 14, 2015
52. ## Math

Hello I did my math homework, but I need someone to check if I did it right or not. 1. A = z>=4 B = z-4 4. |-4w + 8| = 28 Answer: -5.9

asked by Dan on September 1, 2009
53. ## chemistry

The question asks, "Butanoic acid has a partition coeff of 3.0 when distributed b/t water and benzene. Find the formal concentration of butanoic acid in each phase when 100 mL of 0.10 M aqueous butanoic acid is extracted with 25 mL of benzene at pH 10.00."

asked by For Dr. Bob on November 15, 2009
54. ## English

I need to come up with a story using these words. Please help. 1. superficial-- (adj) shallow, lacking in depth 2. superfluous-- (adj) extra, more than enough, redundant 3. suppress-- (v) to end an activity, e.g., to prevent the dissemination of

asked by Anonymous on April 17, 2012
55. ## Math IN URGENT NEED OF FEEDBACK

If the temperature is constant, then the atmospheric pressure P (in pounds/square inch) varies with the altitude above sea level h in accordance with the law given below where p0 is the atmospheric pressure at sea level and k is a constant. P = p0e-kh If

asked by Anonymous on April 13, 2011
56. ## English

1. Tom seems to like playing basketball. We can see a basketball and his uniform in the room. Look at the top and the bottom of the uniform. The basketball is on the uniform shorts. (is this passage grammatical? Would you correct any errors?) 2. My

asked by rfvv on June 6, 2013
57. ## Physic

A standing wave is formed on a string for which three and one half wavelengths fit into the total length of the string, which is 2.5 m. The wave has a period of 0.10 s. If the string has a mass density of 220 g/m, what is the tension in the string?

asked by Anonymous on May 30, 2014
58. ## Math/Calculus

Integrate: (2x^2+5)/((x^2+1)(x^2+4)) I came up with: (tan^-1)(x)-(1/2)((tan^-1)(2/x)) but it keeps coming back the wrong answer even though I integrated correctly. Is there a way to simplify this answer, and if so, how? Your answer is correct, but I think

asked by COFFEE on May 27, 2007
59. ## math

16 persons need 56 kg of rice in 1 week. How much rice will be needed by 24 persons in four weeks? ^please anyone over here ryt now may you help me to arrive to the final answer^ 24×(56/16)× 4 math - kelvin today at 2:22pm i had the this idea but i

asked by kelvin on June 29, 2017
60. ## statics equilibrium

hey every1, any1 know how to do statics questions? i have a few virtual work questions i have to get right by 2moro or i'll fail my course! please help... There are several engineers here who can assist. At What point from the left end should a uniform

asked by laura on October 19, 2006
61. ## math

Let k be a positive integer and let X be a continuous random variable that is uniformly distributed on [0,k]. For any number x, denote by ⌊x⌋ the largest integer not exceeding x. Similarly, denote frac(x)=x−⌊x⌋ to be the fractional part of x. The

asked by Anonymous on August 2, 2019
62. ## English!

What is the effectiveness of having a straightforward diction in a short story? It's probably more realistic, especially if the story is told in a 20th or 21st century setting. If you want to know what the difference would be, read a bit of Shakespeare,

asked by george on November 29, 2006
63. ## Pre-calc

HI, can someone can please help me find the coordinates of the two halfway points of the principal cycles. Here are some answers that might help. -I found the interval: (0,pi/2) -The equation of the left vertical asymptote: x=0, and right asy: x=pi/2 -The

asked by chizoba on August 9, 2016
64. ## Chemistry

The density of any material can be determined by the slope of a straight line by plotting mass values and vol. values M=DV Mass g. Vol.ml #1 0.55 0.60 #2 1.75 1.80 #3 3.50 3.40 #4 5.60 5.25 #5 7.50 7.00 I need to find the slope and graph the info. So do I

asked by Connie on October 11, 2011
65. ## Physics

In a single-slit diffraction pattern, the distance between the first and second minima is 4.2cm on a screen 3.8m from the slit. Find the slit width given that the wavelength of the light is 530nm. Answer in mm Somebody please help!

asked by Ben on April 9, 2017
66. ## Pyshics

The wavelength of light visible to the human eye is on the order of 6x10^-7 m. Find the frequency of the light wave if the speed of light in air is 2.99792x10^8m/s. Answer in s^-1

asked by John on February 20, 2019
67. ## math

Consider the following. lim x→−2 2x^2 − 2x − 12/x + 2 Find the limit of the function (if it exists). (If an answer does not exist, enter DNE.) Write a simpler function that agrees with the given function at all but one point. g(x) = ??? thnks

asked by Anonymous on January 28, 2012
68. ## math

The following is a list of 11 measurements: -78, -1, 92, -24, 59, 21, 51, -2, 65, 37, 11 . Find 11 over sum,under sum i=l than Xi over 14 Round your answer to at least two decimal places. I get a sum of 231, now this is where I am confused. Do I divide or

asked by Mary Ann on January 20, 2015
69. ## math

For what intervals is g(x) = 1/x2 + 1 concave down? (Enter your answer using interval notation.) For this question I understand that we have to find where the second derivative is negative. So first I found the first derivative and got 2x/x^4+2x^2+1 and

asked by Angelica on September 30, 2015
70. ## math

A sphere of radius 7 m is circumscribed about a regular triangular prism. If the base edge of the prism is 1 m, find the volume of the prism (in m3). Round off your answer to four decimal places.

asked by James on December 5, 2016
71. ## Marine Science

I've searched and read so many things but i have yet to find the answer that my teacher is looking for. What percentage of energy is transferred from a producer to a: (A) secondary consumer, (B) tertiary consumer, (C) quaternary consumer?

asked by Christin on March 8, 2010
72. ## History

Can't seem to find the answer to this question. In the aftermath of WWI, the largest manufacturing industry in the state of California was? a. canning industry b. auto industry c. agriculture d. petroleum e. none of the above.

asked by Hiro on July 12, 2010
73. ## Pre-Cal

use a graphing calculator to obtain the graph of the function. What do you observe about its asymptotes? g(x) = 4 [x-2] / x + 1 My answer was there are two horizontal asymptotes. My teacher said that there are two asymptotes but she wants me to find the

asked by Hannah on March 26, 2010
74. ## Algebra

The hypotenuse of a right triangle is 5cm long. One leg is 3cm longer than the other leg. Find the dimensions of the shorter leg. (give your answer in radical form)

asked by mary on September 23, 2008
75. ## Math

Estimate the answer to the following problem by rounding to the nearest 10: 13 + 46 + 87 = ? A: 130 B: 155 C: 160 D: 150 I personally think its 160, because look; 13 + 46 + 87 = 146. I rounded it, and I think it's 160. Could anybody find out if it's

asked by Lexi on November 14, 2014
76. ## Circumference

Find the circumference and area of cirlce with a radius of 3 feet. Let n stand for pi Circumference=2n x (3)=6 or 18.84 or 18 6/7 I understand how to calulate the circumference. The answer that the book gives of 18 6/7. I am not clear where the 6/7 is

asked by G on April 10, 2009
77. ## math

you are dealt two cards successively(without Placement)from a shuffled deck of 52 playing cards .find the probability that both cards are black .express your answer as a simplified fraction.

asked by rency on October 27, 2009
78. ## Math

I posted a question, but realized due to my multitasking, completely messed up the question. My question is Which ratios form a proportion? A. 4/9, 12/25 B. 3/7, 18/42 C. 5/11,20/45 D. 5/8, 15/25 I don't understand how to find the answer, could someone

asked by Wishwash on December 4, 2017
79. ## mathematics for management

8.find the amount to be invested now at 6% compounded monthly so as to accumulate \$8888 in three years. solution : p=8888 i=6% t= 3/360=0.0008 \$8888(e^0.06(0.25)) =9022.32 the answer is \$ 7427.21

asked by fizz on May 15, 2014
80. ## Algebra

Find the values of the polynomial for the given values of the variable. -x2-5x-6 x=-3 x=-2 I got 0 for the first one and 0 for the second. Am I figuring them wrong? (and that is an x squared, not 2x) -(-3)^2 -5(-3)-6 -(9)+15-6=0 Thanks! you are right in

asked by Serra on August 20, 2007
81. ## statistics

you are dealt two cards successively(without Placement)from a shuffled deck of 52 playing cards .find the probability that both cards are black .express your answer as a simplified fraction.

asked by rency on October 27, 2009
82. ## math

perform the following unit conversion. 296 0z= ___________ lb 18.5, 55.5, 37, 74 My Answer is 18.5 Perform the following conversion. 32kg= ______ lb 16,320,70.4,14.4 My Answer is 70.4 Some people feel that the ideal temperature for an office space is 72.0

asked by Suzy on February 4, 2013
83. ## Math Calculous

Q = 16.8*10^-0.22t Give the starting value a, the growth rate r, and the continuous growth rate k. Exact answer for a, Round the answer for r and k to two decimal places a = 16.8 r = 10 k = -22% Can someone check my answer? I do not think the values for r

asked by Tobi on October 3, 2014
84. ## physics

Use principles of force and kinematics to answer these: a. A 40 kg skater pushes on the 60 kg skater (initially at rest). As they collide, the 40 kg skater pushes on the 60 kg skater, applying a force 100 Newtons for 1.2 seconds. Find the velocity at which

asked by jen on November 1, 2010
85. ## Physics

Use principles of force and kinematics to answer these: a. A 40 kg skater pushes on the 60 kg skater (initially at rest). As they collide, the 40 kg skater pushes on the 60 kg skater, applying a force 100 Newtons for 1.2 seconds. Find the velocity at which

asked by jen on November 1, 2010
86. ## Reposting question- Pre-calc

HI, Function: y=5cot(-2x) can someone can please help me find the coordinates of the two halfway points of the principal cycles. Here are some answers that might help. -I found the interval: (0,pi/2) -The equation of the left vertical asymptote: x=0, and

asked by chizoba on August 9, 2016
87. ## Economics

In the short run a firm needs six units of labor to produce eight units of output and ten units of labor to produce nine units of output. If the price of labor is \$2 per unit, what is the marginal cost of the ninth unit of output?

asked by Anonymous on September 19, 2010
88. ## Algebra 2

1. The roots of the quadratic equation z^2 + az + b = 0 are 2 - 3i and 2 + 3i. What is a+b? 2. Find all pairs of real numbers (x,y) such that x + y = 6 and x^2 + y^2 = 28. If you find more than one pair, then list your pairs in order by increasing x value,

asked by Nanami on October 7, 2017
89. ## American History

Which option most accurately evaluates the process of US expansion in North America from the early to mid-19th century? 1) The modern-day midwestern states were acquired before the southwestern states. 2)The efforts of Lewis and Clark led to the

asked by Klauus on June 22, 2019
90. ## Social Studies Help

1.) how were the farms of new England colonies similar to the farms of the up country? a.)They grew rice **** b.)they were plantations c.)they had short growing seasons d.)they were small substance farms 2.)rice grew successfully in south Carolina because

asked by Anonymous on September 29, 2014
91. ## English

1. What color eyes do you have? - I have dark brown eyes. 2. How tall are you? - I am average height. 3. What clothes do you like to wear? - I like to wear casual clothes. 4. What does he look like? - He is heavy and short. 5. What clothes is he wearing? -

asked by John on April 27, 2009
92. ## Physics

Two masses are connected by a string over an ideal pulley as shown. The coefficient of kinetic friction between m1 and the table surface is 𝜇. Find an expression for their common speed after the blocks have moved a distance L. You can assume that you

asked by Tami on June 8, 2014
93. ## Math

A rectangular section of wilderness will be set aside as a new wildlife refuge. Its dimensions are 5×10^5meters by 4×10^4meters. Find the area of the land in square meters. Make sure your answer is in correct scientific notation form. Help me understand

asked by Help plssss on May 2, 2019
94. ## solve

e^c-2c = e-2 what is c? ummm, 1? e^1 = e 2*1 = 2 No! Answer is 0.351 How do I get this? c = 1 is one solution. To find the other, you can proceed as follows. e^c-2c - e + 2 = 0 put f(c) = e^c-2c - e + 2 Newton's Method (approximate functon by the tangent)

asked by Jen on December 17, 2006
95. ## calculus

Find the area of the largest rectangle (with sides parallel to the coordinate axes) that can be inscribed i nthe region enclosed by the graphs of f(x)=18-x^2 and g(x)=2x^2-9. Is it equal to about 67.67? I have no idea finding the answer by using max or

asked by Katie on January 4, 2009
96. ## English

I have an assignment due tomorrow, i need help RIGHT NOW, so i had to read a novel called code talker by joseph bruchac, i have a question, so one theme my teacher wants me to find a quote for is staying true to yourself, i need 3 quotes, PLEASE HELP ME,

asked by Darsh on May 7, 2019
97. ## Physics

Two masses are connected by a string over an ideal pulley as shown. The coefficient of kinetic friction between m1 and the table surface is 𝜇. Find an expression for their common speed after the blocks have moved a distance L. You can assume that you

asked by Terry on May 30, 2014
98. ## math

OXYZ is a tetrahedron whose faces are identical equilateral triangles of side 10 m each. Given that the slant height of pyramid is 5 square root 3 metres find its total surface area leaving your answer correct to 3 significant figures.

asked by hasher on November 20, 2018
99. ## chemistry

How to find delta H using calorimetry?? I know the answer but I m having trouble getting there!? 5.5 grams of C2H6 are burned in a bomb calorimeter with the heat of 4.96kJ/degree Celsius and holds 1000g of H20. the change in temperature is 11.34 which i

asked by homework on December 18, 2017
100. ## MATH HELP

Law of Gravitation-find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^-11 m^3 kg^-1 s^-2 Please give

asked by AKUMA on April 28, 2011