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

143,010 questions, page 328
1. ## Math

2.The price of products may increase due to inflation and decrease due to depreciation. Derek is studying the change in the price of two products, A and B, over time. The price f(x), in dollars, of product A after x years is represented by the function

asked by John on December 19, 2015
2. ## math - Additional Info

The value of a \$20,000 car decreases every, t. The equation below model this situation. 20,000(1-0.04t) = 13,000 How many years will the car be worth \$13,000? Round to the nearest tenth if necessary. I got 20,000(.96t)= 13,000, but I don't believe gives me

asked by Jane on April 22, 2012
3. ## U.S. Constitution

Which statement best describes how states derive powers from the U.S. Constitution? 1. The Constitution does not mention anything about state powers. 2. The Constitution only grants states the power to levy taxes and regulate commerce. 3. The Constiution

asked by Kyle on January 19, 2007
4. ## Economics

Budweiser (now owned by a Belgium based beer company), Miller and Coors who together produce 85% of all beer consumed in the US, each spend well over \$250 million a year on television advertising campaigns, promoting their beer brands. Obviously, if one

asked by Bill on May 10, 2011
5. ## English!

While a heroic epic focuses on the expolits of a single hero, an epic is a long poem that : A: focuses on the exploits of a heroine B: tells tales only about gods and goddesses C: explains how certain events and objects in nature came to be D: describe the

asked by Ciara on March 27, 2013
6. ## English

Using mime, as in the example, let's play the "Guessing the TV Program" game. Look at the model dialogue. You can answer either 'Yes, I do' or 'No, I don't' to the tag question 'You like music programs, don't you?' Now, let's do the group activity. First,

asked by John on May 30, 2008
7. ## Math

Find the value of x. x is hypotenuse given is the angle 28 degrees and the adjacent is 11 now how am i suppose to find the hypotenuse with only given the angle 28 degrees and the adjacent 11 i don't have the opposite

asked by Kianna on October 16, 2016
8. ## chemistry

i have to find the ratio of naoh:mass of KHP. but i have volume oh NaOH and mass of KHP and i don't know how to find the ratio then plz help me right now.

asked by Riana on January 9, 2013
9. ## Calculus

Find the equation of the tangent line to the curve (piriform) y^2=x^3(4−x) at the point (2,16−−ã). a. Find dy/dx at x=2. dy/dx= b. Write the equation of the tangent line to the curve.

asked by Tyler on June 25, 2013
10. ## Physics

You are at the park. You are going to analyze a roller coaster. You ask the attendant for the height of the first hill and find out that it is 106.1 feet tall. Along with your group members, you pace off a train waiting to be loaded. The train is 10.5

asked by Help! on December 18, 2012
11. ## text structure

People have used various methods to measure the depth of the ocean. Long ago sailors lowered a rope over the side of the ship. When the rope touched the bottom,they knew how deep the water was. Today scientists measure the depth of the water with an echo

asked by priscilla on December 1, 2010
12. ## statistics

Find the indicated binomial probabilities. Round to the nearest 3 decimal places. In a local college, 20% of the math majors are women. Ten math majors are chosen at random. 1) What is the probability that exactly 2 are women? 2) What is the probability

13. ## 8th Grade Algebra

I need to find and write the equation for the problem. Layla wants to but a smart phone online using a \$50 discount coupon along with a 20% discount on the original cost of the phone. Layla can spend up to \$150. Write an inequality to find the original

asked by Takisha on October 31, 2016
14. ## physics

As you eat your way through a bag of chocolate chip cookies, you observe that each cookie is a circular disk with a diameter of = 8.92 1×10^−2 and a thickness of = 6.6×10^−2 1×10^−3 . the average volume of a cookie; 4.12 cm^3 ratio of the diameter

asked by baby on September 2, 2011
15. ## Physics

You throw a 20-N rock vertically into the air from ground level. You observe that when it is a height 14.8m above the ground, it is traveling at a speed of 25.0m/s upward. A) Use the work-energy theorem to find its speed just as it left the ground. What is

asked by Garrett on March 17, 2014
16. ## Algebra

Renee took 3 minutes to walk from school to the store. She walked another 675 m at a speed of 75 m/min from the store to the library. Renee walked a total distance of 834 m a: Find the total time taken for the journey b: Find renee's average speed for the

asked by Elaine Chrystefor on January 17, 2019
17. ## Math

Speedy Printing charges \$23 for 200 deluxe business cards and \$35 for 500 deluxe business cards. Give that the cost is a linear function of the number of cards printed, find a formula for that function and find the cost of 700 business cards.

asked by Steph on September 27, 2012
18. ## PHYSICS

You throw a 20-N rock vertically into the air from ground level. You observe that when it is a height 14.8m above the ground, it is traveling at a speed of 25.0m/s upward. A) Use the work-energy theorem to find its speed just as it left the ground. What is

asked by Garrett on March 17, 2014
19. ## URGENT - Trigonometry - Identities and Proofs

Okay, today, I find myself utterly dumbfounded by these three questions - Write a proof for - 2/(sqrt(3)cos(x) + sin(x))= sec((pi/6)-x) Solve the following equation - 2sin(2x) - 2sin(x) + 2(sqrt(3)cos(x)) - sqrt(3) = 0 Find all solutions (exact) to the

asked by Veronica on April 2, 2011
20. ## physics

As you eat your way through a bag of chocolate chip cookies, you observe that each cookie is a circular disk with a diameter of = 8.92 1×10^−2 and a thickness of = 6.6×10^−2 1×10^−3 . the average volume of a cookie; 4.12 cm^3 ratio of the diameter

asked by baby on September 2, 2011
21. ## Math

The change for telephone calls, T,is partly constant and partly varies with the number n of unit of call.the bill for 420 unit of call is #806,while the bill for 200 unit is #410.find obtain the change per unit of call ,find a formular T

asked by Desmond on January 30, 2019
22. ## Math

You have 200 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area _____________________________________ Among all pairs of

asked by Cassidy on October 18, 2011
23. ## Spanish

1. Choose the most logical answer for this question: ¿Dónde está el teclado? (1 point) El teclado está en el ratón. El teclado está debajo del ratón. El teclado está al lado del ratón. El teclado está encima del ratón. 2. Choose the most logical

asked by Dancer on November 1, 2017
24. ## Trig

1. Establish the identity: sin(theta+3pi/2)=-cos(theta) 2. Find the exact value of 2(theta) if sin(theta)=5/13 3. Show that: csc2(theta)-cot2(theta)=tan(theta) 4. Find the exact value of tan(cos^-1(square root of 3/2) 5. Approximate the value rounded to

asked by Brittany on December 7, 2011
25. ## Physical Science

Explain how atoms move/pass in conduction. This is my answer. When heat comes in contact with matter it makes the atoms vibrate. As the conductor is heated , the atoms gain more energy and vibrate more. This causes them to collide with other atoms

asked by Jadah on September 8, 2018
26. ## Calculus

I know I posted this problem earlier but I don't think it will be seen anymore since it's almost at the end of the page: Find the total mass of the triangular region with coordinates (-1,0),(0,4),and (1,0). All lengths are in centimeters, and the density

asked by Caroline on October 26, 2011
27. ## Math

There is a deck of 12 cards numbered 1 through 12. One card is drawn at random from the deck, look at it and then put it back in the deck. A total of two cards are drawn in this way. Define the following events: • A : get an even numbered card and an odd

asked by Jackson on September 20, 2016
28. ## calculus

One litre of water at 0 degrees Celsius will have a different volume at higher temperatures. For a temperature 0 ≤ T ≤ 30 (in Celsius) this volume (in litres) is well approximated by the function V = −aT 3 + bT 2 − cT + 1 using the coefficients a =

asked by Mable on February 21, 2017
29. ## Physics

A shell is launched at 140 m/s 56.0 degrees above the horizontal. When it has reached its highest point, it launches a projectile at a velocity of 110 m/s 35.0 degrees above the horizontal relative to the shell. 1) Find the maximum height (in m) about the

asked by . on September 18, 2010

where can i find an advertisement internet ad for ebay or an article on marketing for the 21st century Thanks I went to www.google.com and entered 21st century marketing and found a whole slew of results. Also, just look at the Google ads at the left side

asked by emma82 on August 11, 2007
31. ## chemistry

The time dependent concentration of solute particles in a solution is given by c(r, t) = [n/8(pi D t)^(3/2)] e^(-r^2 /4 D t) where r^2 = x^2 + y^2 + z^2 with x, y, and z being the values of three components of the position in the Cartesian coordinate

asked by drifting on December 2, 2009
32. ## physics

a carnival ride is made so that at a certain point the floor can be lowered and the people inside don't fall. if this carnival ride has 2.0 m radius and rotates 1.1 times per second: a) find the speed of the ride. B) find the centripetal acceleration of a

asked by Ren on April 6, 2012
33. ## chemistry AP

You have to design a buffer based on one of the systems below System 1: HA1 and A1-1 K= 4 E-3 System 2: HA2 and A2-1 K= 5 E-4 System 3: HA3 and A3-1 K= 6 E-5 For the following parts assume that the buffer above in system2 has been constructed with [HA] =1M

asked by maya on March 27, 2010
34. ## Accounting

Hello I am not angry with you at all, however is there any way possible that you can help me with these two problems and we can call it even? Just let me know I am not trying to get over, however my computer had crashed and I am behind in class I purchased

asked by Johniece McCoy on August 10, 2012
35. ## physics

An electron is projected horizontally at a speed of 3x10^6 m/s into a uniform electric field 200 N/C produced by two charged plates of width 0.1m (a) find the a cceleration of the electron in the elec field.(b) finn the time takes to travel through the

asked by rahidul on February 24, 2017
36. ## science

an electron is projected horizontally at a speed of 3x10^6 m/s into a uniform electric field 200 N/C produced by two charged plates of width 0.1m (a) find the a cceleration of the electron in the elec field.(b) finn the time takes to travel through the

asked by rahidul on February 24, 2017
37. ## MATH

MY DAUGHTER IS IN 3RD GRADE, AND I NEEDED HELP ON A QUESTION, STEVE'S BIRTHDAY IS BETWEEN MAY 23. THE DATE OF HIS BIRTHDAY IS NOT AN ODD NUMBER. THE SUM OF THE DIGITS IS 9. WHEN IS STEVE'S BIRTHDAY?? PLEASE HELP ME WITH THE ANSWER I DO NOT UNDERSTAND.

asked by VANESSA on September 6, 2006
38. ## Physics

I was given this problem, and are having problems. I am taking AP Physics and I want to be able to understand the concept. Thank you for your help. A block of mass m = 3.65 kg is attached to a spring (k = 27.5 N/m) by a rope that hangs over a pulley of

asked by Rodrigo on October 31, 2014
39. ## statistics

In this question, use Excel functions rather than Normal distribution tables. The number of new cars sold by "Ma's New Car Factory" in a financial year can be approximated by a normal distribution with a mean of 125,000 cars and a standard deviation of

asked by Sylvia on September 11, 2014
40. ## Help on Focus Statement for Report

Is this written correctly? I wrote this for my focus statement on a report I am currently writing. Please double check. Thank you~! In this report, I will justify why the movie Saving Private Ryan follows the Archetypal design by analzing the repeating

asked by Mae on May 10, 2009
41. ## probability distribution

A coin is biased such that a head is thrice as likely to occur as a tail. Find the probability distribution of heads and also find the mean and variance of the distribution when it is tossed 4 times. P(head) + P(tail) = 1 P(head) = 3 P(tail) Solving gives:

asked by queen on January 18, 2007
42. ## Calculus Homework

You are blowing air into a spherical balloon at a rate of 7 cubic inches per second. The goal of this problem is to answer the following question: What is the rate of change of the surface area of the balloon at time t= 1 second, given that the balloon has

asked by Kelly on October 16, 2013
43. ## physics

7150/(33.5e4) = g ice doesn't work. Am I calculating incorrectly? heat of fusion for water is 334 J/g. You want it in J/g since q is given in the problem in J. The answer will be in units of grams of ice. You will need to change to kg since the problem

asked by Ann on December 12, 2006
44. ## Chemistry

What is an ionic solid? A. One positive ion and one negative ion bonded to form a solid B. Many nonmetal atoms bonded together to form a solid C. Many positive and negative ions bonded to form a solid D. Many metal atoms bonded together to form a solid I

asked by Morgan on December 15, 2014
45. ## math

This was the question : Explain why the formula for determining slope using the coordinates of two points does not apply to vertical lines. This is my answer:The formula for determining a slope using two points does not apply to vertical lines simply

asked by Liza on November 18, 2009
46. ## Math--Volume and Surface Area

The volume of a cube is 125 cubic inches. Find the surface area. I know that the volume formula is V=Bh where v=volume, B=area of the base, and h=height. How do I get the surface area though? Also, The surface area of a cube is 384 square cm. Find the

asked by Emily on April 24, 2007
47. ## Algebra

The relationship between Celsius(C)and Fahrenheit (F) degrees of measuring temperature is linear. Find an equation relating the two if 1o degrees C corresponds to 50 degrees Fand 50 degrees F and 30 degrees C corresponds to 86 degrees F. Use the equation

asked by Bella on October 9, 2011
48. ## math /algebra

This was the : Explain why the formula for determining slope using the coordinates of two points does not apply to vertical lines. This is my answer:The formula for determining a slope using two points does not apply to vertical lines simply because

asked by Liza on November 18, 2009
49. ## Physics -- Homework Dump

A disk with mass m = 5.8 kg and radius R = 0.47 m hangs from a rope attached to the ceiling. The disk spins on its axis at a distance r = 1.46 m from the rope and at a frequency f = 18.7 rev/s (with a direction shown by the arrow). a. What is the magnitude

asked by MUHAMMAD JUNAID on April 21, 2019
50. ## Physics - Mechanics

A large box of mass M is at rest on a horizontal table whose surface is rough; the coefficient of static friction between the table and the block is μ. The box is connected by a taut string to a small block of unknown mass m, initially held horizontally

asked by Anonymous on March 14, 2015
51. ## miss sue

i go to college and it take 40 to 45 gallon every monthto go to college, some time cost of the gallon varies 2.96 to 3.61 /gallon . what would be my weakly cost to drive college. please answer . i come up with 21 dolor.Am i right or miss some thing . Math

asked by hiba on December 1, 2011
52. ## Physics - Mechanics

A large box of mass M is at rest on a horizontal table whose surface is rough; the coefficient of static friction between the table and the block is μ. The box is connected by a taut string to a small block of unknown mass m, initially held horizontally

asked by Anonymous on March 13, 2015
53. ## Geography

"On August 10, 1821, Missouri entered the Union as the twenty-fourth state. Named after the Native American people who originally inhabited the land, Missouri was acquired by the U.S. as part of the 1803 Louisiana Purchase. At that time, the territory's

asked by @Confort@Creatures @Fan@ on November 25, 2018

In 1970, the total enrollment in public universities and colleges in a country was 5.1 million students. By 2004, enrollment had risen to 14.3 million students. Assume enrollment can be modeled by exponential growth. (a) Estimate the total enrollments in

asked by jam on May 18, 2013
55. ## calculus

In 1970, the total enrollment in public universities and colleges in a country was 5.1 million students. By 2004, enrollment had risen to 14.3 million students. Assume enrollment can be modeled by exponential growth. (a) Estimate the total enrollments in

asked by jeff on May 16, 2013
56. ## Algebra

The maximum velocity of a roller coaster depends on the vertical drop from the top of the highest hill to the bottom of that hill. The formula:V(h)=sqrt(h-2) , gives the relationship between maximum velocity, V(h) in feet per second, and height, h in feet.

asked by Dele on November 3, 2013
57. ## College Algebra

The growth of stray cat population, n(t) in a small town can be modeled as n(t) = no e 0.15 t where t is time in years. Given that in year 1995, the town had 20 stray cats. a) Find the projected population after 10 years b) Find the number of years

58. ## Algebra

The growth of stray cat population, n(t) in a small town can be modeled as n(t) = no e 0.15 t where t is time in years. Given that in year 1995, the town had 20 stray cats. a) Find the projected population after 5 years b) Find the number of years required

asked by Janell on March 30, 2018
59. ## Quantitative Methods

Read the “JET Copies” Case Problem on pages 678-679 of the text of the Quantitative Methods Book. Using simulation estimate the loss of revenue due to copier breakdown for one year, as follows: 1. In Excel, use a suitable method for generating the

asked by Ashley Johnson on October 4, 2011
60. ## Quantitative Methods

Read the “JET Copies” Case Problem on pages 678-679 of the text of the Quantitative Methods Book. Using simulation estimate the loss of revenue due to copier breakdown for one year, as follows: 1. In Excel, use a suitable method for generating the

asked by Anonymous on October 24, 2010
61. ## math

Given that triangles PQR~STU:triangle #1 sides 8,9,10 triangle #2 3,?,? a) What is the ratio of similitude of PQR~STU triangles? Express answer in fractional form. b) What is the ratio of the perimeter of PQR~STU triangles? Express answer in fractional

asked by Ana on July 9, 2015
62. ## chemistry..anybody!

I don't know why it was marked wrong. This is what it said: Where is the 5.64 coming from? Is this a typo?(thank you) HINT To balance the equation, make sure that the number of each atom on the reactant side is the same as the number on the product side.

asked by patrick on October 21, 2015
63. ## Spanish word help

Hi, I'm trying to find this word "portavasos" but I can't seem to find the meaning of it in english. Please help. Thanks Thank you for using the Jiskha Homework Help Forum. When you are asking for the meaning of a word, it is always best to give the

asked by Amanda on January 23, 2007
64. ## intermediate algebra

1. Two numbers differ by 8. If one-half the larger is added to one-fourth the smaller, the resulting sum is 22.Find the numbers. 2. Ten years ago a man was three times as old as his son. In 12 more years the son is three-fifths as old as his father. How

asked by sylvia on October 31, 2016
65. ## HCA220

I answered several question for an assignment and I need help to understand how I got it wrong. The assignment dwelt medical terms. The following three were marked wrong. Please help! Use the word bank below to build the medical word that corresponds to

asked by Dan on November 30, 2009
66. ## hisory help asap

1 The golden age of culture came during which empire? A.Roman B.Persian C.Gupta D.Mauryan** 2. This raja conquered weak kingdoms left by alexander the great ? a) Chandragupta Maurya*** B) Asoka C) Hari Krishna D) Vishnu 3. In this section of the

asked by k=jimmy on January 31, 2017
67. ## chemistry

This is what it says on his website. Look at the posts from 06/28/10 to 07/07/10, but specifically look at 07/07/10. Our test that we took was our midterm. Sorry to keep bothering you. I just want to prove that I am not taking a take home exam :)

asked by G on July 7, 2010
68. ## finance

Rob has \$1,000 to invest for 120 days and is considering two options. Option 1: He can invest the money in a 120-day GIC paying simple interest of 4.48%. Option 2: He can invest the money in a 60-day GIC paying simple interest of 4.50% and then re-invest

asked by adam on February 1, 2011
69. ## Calculus

1. The expression dy/dx = x(cube root (y)) gives the slope at any point on the graph of the function f(x) where f(2) = 8. A. Write the equation of the tangent line to f(x) at point (2, 8). y'=x∛y The tangent line at (2,8) is thus y-8 = 4(x-2) B. Write an

asked by Wallace on April 23, 2019
70. ## chemistry DR BOB

is this the answer to B ) C2H5OH(liq)+ 3O2(g) --> 2CO2(g) +3H2O(liq) In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and ethanol are "burned" to water vapor andCO2. Write a

asked by Mark on October 27, 2015
71. ## chemistry DR BOB!

is this the answer to B ) C2H5OH(liq)+ 3O2(g) --> 2CO2(g) +3H2O(liq) In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and ethanol are "burned" to water vapor andCO2. Write a

asked by Mark on October 27, 2015
72. ## Managerial Economics

I've been trying to find a solution to this without much success. I am given the following....The production engineers at Impact Industries have derived the expansion path shown in the following figure. The price of labor is \$100 per unit. There is a graph

asked by Ed on July 15, 2007
73. ## radio message

The nearest star beyond the sun is Alpha Centauri, 4.2 x 1016 meters away. If we received a radio message from the star today, how long ago would it have been sent? The distance that light travels in a vacuum in one year, approximately 9.46 trillion (9.46

asked by Jarrad Schomaker on June 28, 2005
74. ## physics

Kathy Kool buys a sports car that can accelerate at the rate of 5.00 m/s2. She decides to test the car by racing with another speedster, Stan Speedy. Both start from rest, but experienced Stan leaves the starting line 1.00 s before Kathy. Stan moves with a

asked by chuikia on February 10, 2011
75. ## Math

Hello, For math I have to make a graph of two linear relations. One has to be the operating costs of a zoo or amusement park and the other cost of admission for me and my family. Using both linear relations I then have to find another relation that would

asked by Gianna on July 3, 2011
76. ## physics

A solid, uniform disk of radius 0.250 m and mass 60.4 kg rolls down a ramp of length 4.60 m that makes an angle of 18.0° with the horizontal. The disk starts from rest from the top of the ramp. (a) Find the speed of the disk's center of mass when it

asked by mathew on March 8, 2015
77. ## physics

A ball rolls horizontally off the edge of a tabletop that is 1.0m high. It strikes the floor at a point 1.5m horizontally away from the edge of the table. Find the speed when the ball left the table. Find the time it takes to fall 1 meter. Then, you have

asked by Jean on March 11, 2007
78. ## Math

I am having a hard time with these problems and could you show me how to work them so next time i will know how. find the first and third quartiles of Q and Q of the set of numbers 11,12,16,14,14,14,8,12,10,18 find any outliers ( if any) in the set of

asked by Gertrude Sanders on November 8, 2008
79. ## Math

Suppose you are interested in determining the probability that a college student will own a personal computer. You poll 8 of your classmates from randomly selected classes and find that 5 of them own their own computers. Find a 90% confidence interval

asked by Anonymous on March 15, 2016
80. ## stats

The president of a large university wishes to estimate the average age of the students presently enrolled. From past studies, the standard deviation ó is known to be 2 years. A sample of 50 students is selected and the mean is found to be 23.3 years. a.

asked by chris on April 7, 2013
81. ## Production & Operations Mgmt in Business

If someone could help me, I am truly desperate here. I am struggle with this problem. – Simple Linear Regression Applications Interpretation and Use of Computer Output (Results) (1) The management of an international hotel chain is in the process of

asked by Jack on September 30, 2012
82. ## Trigonometry/Geometry - Law of sines and cosines

In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB = DE, BC = EF, and angle A = angle D, then we cannot deduce that ABC and DEF are congruent. However, there are a few

asked by Sam on November 21, 2013
83. ## Biology

9. The restriction endonuclease AluI leaves blunt ends on DNA fragments after digestion. These blunt ends a) form hydrogen bonds with the blunt ends of other fragments produced by AluI b) are fully base paired c) have only one unpaired base d) always

asked by Deepa on May 8, 2014
84. ## MATH 115

1. find the rate 635ft./5 seconds= 2. complete the statement 82cm = mm 3. complete the statement 15g = kg 4. sabrina has the following math quiz scores 19, 24, 25, 17, 13, 18. find her mean score, to the nearest tenth if necessary. 5. eleven applications

asked by lea on September 5, 2009
85. ## math

The greater of two numbers is 1 more than twice the smaller. Three times the greater exceeds 5 times the smaller by 10. Find the numbers. The second of three numbers is 1 less than the first. The third number is 5 less than the second. If the first number

asked by delaney on October 5, 2008
86. ## Geometry

1. If triangles EIO = UAN, EI = 3x-4, IO = 2x+5, UA = 2x+3 and UN = 3x+1, solve for the value of x, find the perimeter of triangle UAN and identify the smallest angle in triangle EIO. 2. If triangle FAT is equal to triangle GRC, FA = 24cm and the ratio of

asked by Lily on March 4, 2015
87. ## Physics

A skyrocket explodes 77 m above the ground. Three observers are spaced 106 m apart, with observer A directly under the point of the explosion. Find the ratio of the sound intensity heard by observer A to that heard by observer B. Find the ratio of the

asked by Aj on October 21, 2012
88. ## calculus

let f be the function f(x) = x^3 + 3x^2 - x + 2 a. the tangent to the graph of f at the point P = (-2,8) intersects the graph of f again at the point Q. Find the coordinates of point Q. b. Find the coordinates of point R, the inflection point of the graph

asked by mary on March 23, 2010
89. ## math plz

hi, is there an equation to finding the perpendicular bisector of a line. for example i had a line b (1,1) and c(8,1) and a was (6,5) how would i find the bisector from a going through line bc? tnx first off, the slope of a perpendicular line is -1/m

asked by gordain on April 15, 2007
90. ## maths

can you answer this question: prove that a number 10^(3n+1), where n is a positive integer, cannot be represented as the sum of two cubes of positive integers. with out using this method at all ................................. We will examine the sum of

asked by m on July 25, 2009
91. ## P. Chemistry

The equilibrium 2 SO2(g) + O2(g) 2 SO3(g) has the value K = 2.5 1010 at 500. K. Find the value of K for each of the following reactions at the same temperature. (a) SO2(g) + 1/2 O2(g) SO3(g) K = (b) SO3(g) SO2(g) + 1/2 O2(g) K = (c) 3 SO2(g) + 3/2 O2(g) 3

asked by Tommy on February 15, 2010
92. ## physics

Assume that the dots in the painting are separated by 1.0 mm and that the wavelength of the light is vacuum= 500 nm. Find the distance at which the dots can just be resolved by (a) the eye and (b) the camera. I know that the resolving equation is

asked by Anonymous on April 23, 2014
93. ## Math

Amperes (abbreviated amp) measure the strength of electric current. An ohm is the unit of electrical resistance. In an electric circuit, the current varies inversely as the resistance. If the current is 24 amps when the resistance is 20 ohms, find the

asked by Haylie on May 14, 2012
94. ## Math plz help me!!! URGENT!!

Find the volume of a cone with a radius of 10 mm and a height of 6 mm. 628 mm3 600 mm3 1,884 mm3 1,254 mm3*** Find the lateral area of a cone with a radius of 7 ft. and a slant height of 13 ft. Use 3.14 for π and round to the nearest whole number. 439 ft2

asked by anonymous on March 16, 2014
95. ## Math help plz check my answers!

Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm. 472 cm2 451 cm2*** 781 cm2 330 cm2 Find the volume of a rectangular prism with the following dimensions: Length = 5 mm Base = 7 mm Height = 3 mm 142 mm3 ***

asked by anonymous on March 15, 2014
96. ## i need yur help with this..

Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm. 472 cm2 451 cm2*** 781 cm2 330 cm2 Find the volume of a rectangular prism with the following dimensions: Length = 5 mm Base = 7 mm Height = 3 mm 142 mm3 ***

asked by anonymous on March 15, 2014

A solid, uniform disk of radius 0.250 m and mass 51.1 kg rolls down a ramp of length 4.60 m that makes an angle of 18° with the horizontal. The disk starts from rest from the top of the ramp. a)Find the speed of the disk's center of mass when it reaches

asked by Sandy on October 31, 2012
98. ## Chemisrty

Where can i find drawing of electron dot stuctures for compounds like BR2 and HCN HCN is at the link below. http://dl.clackamas.edu/ch106-01/formulas.htm I couldn't find one for Br2 on line but here is how it will look.   .. .. :Br:Br:

asked by Lance on November 29, 2006
99. ## Physics

Two students are on a balcony 20.5 m above the street. One student throws a ball (ball 1) vertically downward at 11.1 m/s; at the same instant, the other student throws a ball (ball 2) vertically upward at the same speed. The second ball just misses the

asked by Rachel on May 12, 2011
100. ## aig math

Janet has 73 coins. Linda has 28 more coins then Janet, but 17 fewer coins than Alan. Sam has 33 fewer coins than Alan. How many more coins does same have than Janet? My answer is 12 coins, am i right? If not please tell me your answer and how you got it.

asked by lidia on March 10, 2013