# Show that the equation 3x^2 - x^3 + 3 = 0 can be rearranged to give: x = 3 + 3 ---- x^2 x^3 = Divide by ? = x = 3 + 3 ---- x^2 Using Xn+1 = 3

62,835 questions, page 570
1. ## algebraic reasoning

the relationship b/w the distance d, in feet, required to stop a vehicle and s, the speed in miles per hour that the vehicle was traveling, is given by the equation d=0.0155s(squared)/f f represents the coefficient of friction b/w the tires and the road

asked by megan on February 23, 2008
2. ## Chemistry

According to the following equation if 3 mol of Fe2(CO3)3 are mixed with 20 mol of H+1: Fe2(CO3)3 +6H+1 ==>2Fe+3 + 3CO2 +3H2O A. all the Fe2(CO3)3 will react. B. all of the H+1 will react. C. 3.3 mol ofFe2(CO3)3 will react. D. 1.6 mol of H+1 will remain

asked by Anonymous on October 18, 2006
3. ## Math- Inequalities

Riverview Farms sold a combined total of 396 watermelons and cantaloupes. they sold 126 more watermelons than cantaloupes. Use n to represent the number of cantaloupes. Which equation could be used to solve for n? Answers: n + 126 = 396 n - 126 = 396 2n -

asked by Cassandra Raven Moonstone on February 17, 2017
4. ## algebra

An amusement park's average daily attendance during its first year of operation in 1988 was 2046 people. since the the average daily attendance ahs increased by about 115 people yearly. let (T) be the number of years since 1988. use function notation to

asked by Zahera on March 30, 2010
5. ## Math Word Problem

2) After 2 years, Betsy finds she now will require \$7,000 per year. The remaining info is the same. How should the money be reinvested? Same info: 1) Betsy requires \$6000 per year in extra income. She has \$50,000 to invest and can invest in bonds paying

asked by Amy~ on September 12, 2010
6. ## MATH

Solve each questions by age equation problem: 1. Jonathan is 3 years older than Alvin. In 7 years, Alvin's age will be 6/7 of Jonathan's age. How old are they now? 2. The present age of Ella's mother is three times that of Ella. After 5 years. Sum of their

asked by Camz on March 2, 2016
7. ## Chemistry

An insulated beaker contains 250g of water at 25 degrees celsius. Exactly 41.6g of a metal at 100 degrees celsius was dropped in the beaker. The final temperature of the water was 26.4 degrees celsius. Assuming that no heat is lost in any other way,

asked by Hannah on January 22, 2012
8. ## Math - urgent

When solving for x by completing the square as in the equation 3(x-1)^2-1=0 should I add one to both sides then divide by three or add one to both sides then square root both sides? It makes sense to me to first divide by three, but if I do this, I'm not

asked by Isobelle on October 16, 2008
9. ## math

The equation P=240I-8I^2 represents the power, P, (in watts) of a 240 volt circuit with a resistance of 8 ohms when a current of I amperes is passing through the circuit. (a)Find the maximum power (in watts)that can be delivered in this circuit. (Find the

asked by Shirley on February 23, 2008
10. ## math

Suppose that a crayon weighs the same as a marker. You have a box of crayons, 4 extra crayons, and 20 markers. Let b be the number of crayons in the box. A scale balances with all the crayons on one side and all the markers on the other. You remove markers

asked by william on October 2, 2014
11. ## English

Thank you very much for your corrections. Here are some more sentences on the same subject. Thank you. 1)Wordsworth imagines himself as (like) a cloud which overflows (better: floats over) valleys and hills. Before (Wordsworth) nature was seen as a

asked by Franco on November 26, 2010
12. ## Biology

Kim who is heterozygus for polydactyl (6 fingers and toes) marries Tony who is homozygous normal (5 fingers and toes). What is Kim's genotype? What is Tony's genotype? What is the chance of having children with 6 fingers? Please include the Punnett Square.

asked by Matt on May 13, 2007
13. ## Organic Chemistry

Gas Chromatography: The internal standard technique is used. A volatile component which does not interfere with the GC analysis (i.e. it gives a separate peak) is added to the sample which is then analyzed. For example, 10.0 mg of D was added to 50.0 mg of

asked by Courtney on February 15, 2015
14. ## Chemistry

XeF2 is a linear molecule with vibrational frequencies of 515 cm–1 (symmetric stretch), 555 cm–1 (antisymmetric stretch) and 213 cm–1 (bend). A vibrational Raman spectrum is acquired using radiation at 488 nm from an argon-ion laser. Predict, with

asked by Alice on May 22, 2011
15. ## Chemistry

How many moles of P4O10 are produced when we react 8 moles of phosphorous with oxygen? I know the answer is: 4 mol P produces 1 mol P4O10 8 mol P produces 2 mol P4O10. Or, 1 mol P4O10 x (8 mol P / 4 mol P) = 2 mol P4O10. but, what is the balanced equation?

asked by Timofey on May 3, 2013
16. ## AP Chemistry Help!!

How many moles of P4O10 are produced when we react 8 moles of phosphorous with oxygen? I know the answer is: 4 mol P produces 1 mol P4O10 8 mol P produces 2 mol P4O10. Or, 1 mol P4O10 x (8 mol P / 4 mol P) = 2 mol P4O10. but, what is the balanced equation?

asked by Timofey on May 3, 2013
17. ## English

Can you please check these sentences for me? Thank you very much. 1) Storm wants to borrow Rob's bicycle pump because she wants to train for the triathlon. 2) In the beginning she didn't want to race (for the triathlon) but then she changed her mind. She

asked by Mike1 on April 11, 2011
18. ## French

3 - Au marché The new employee can't get anyone's order right. Say what each customer asked for and what the employee gave them. Modèle-je / des frites J'ai demandé des frites, mais il m'a donné du pain. 1. Malika / une pêche Malika demande une peche,

asked by Alex on February 18, 2015
19. ## physics

If a lead bullet goes fast enough, it can melt completely when it comes to a halt suddenly, and all it's kinetic energy is converted into heat via friction. Find the minimum speed of a lead bullet (initial temp. = 30.0 C) needed for this to happen. So I

asked by Daniel on April 15, 2012
20. ## math

a large cube is built from centimeter cube. faces of large cube are painted 1000 are unpainted what is the edge length ,how many are painted on one face two face and three faces If 1000 are unpainted, that must mean that the inner dimensions are 10x10x10.

asked by margaret on January 21, 2007
21. ## SCIENCE HOMEWORK???????????????

WHERE CAN I FIND PICTURES OF FOOD GUIDE PYRAMID? search at a website: food guide pyramid pictures These sites show the old and the new food guide pyramids.

asked by SHUBRA on December 26, 2006
22. ## Math

This problem deals with TRADE & CASH DISCOUNTS. PLEASE HELP solving some questions. Here is some information in regards to the questions. THANK YOU! Misuse and abuse of trade discounts infringe on fair trade laws and can cost companies stiff fines and

asked by April on February 27, 2011
23. ## MATH: Cash discounts / Trade discounts

This problem deals with TRADE & CASH DISCOUNTS. PLEASE HELP solving some questions. Here is some information in regards to the questions. THANK YOU! Misuse and abuse of trade discounts infringe on fair trade laws and can cost companies stiff fines and

asked by April on February 27, 2011
24. ## MATH: Cash discounts / Trade discounts

This problem deals with TRADE & CASH DISCOUNTS. PLEASE HELP solving some questions. Here is some information in regards to the questions. THANK YOU! Misuse and abuse of trade discounts infringe on fair trade laws and can cost companies stiff fines and

asked by April on February 28, 2011
25. ## Physics

What is the force of gravity at 220 miles above Earth's surface? Calculate how much of a g force the astronauts are actually experiencing. The solution for this math problem is a percentage. You can calculate it using the Algebraic equation: gr = R2/r2 x g

asked by John on January 22, 2011
26. ## chemistry

A is a solution of trioxonitrate(v) acid, HNO3, of unknown concentration. B is standard solution of sodium hydroxide containing 4.00g per dm3 of solution. 25cm3 portions solution B required an average of 24.00cm3 of solution A for neutralization, using

asked by oward on May 24, 2016
27. ## Calculus

Find the exact coordinates of the centroid. y = sqrt[x], y = 0, x = 9. -------------- Is this basically 1/4 of an oval/ellipse? If so then the area would be: pi*9*3, correct? So the X coordinate would equal: 1/Area * Integral from 0 to 9 of (x*f(x))*dx

asked by COFFEE on June 22, 2007
28. ## Math

A group of scientists found a new species of spider in the desert. The body temperature of the spider appears to vary sinusoidal over time. A maximum body temperature of the spider reaches 125? after 15 minutes from the start of the examination. Then, 14

asked by Anonymous on November 21, 2014
29. ## Indifference Curves

For each example below, draw a set of three indifference curves that represent the given preferences. Be certain to show the direction of increasing utility. Also write down a utility function that would be consistent with the given preferences and use

asked by Stan on August 7, 2009
30. ## chemistry

help needed in drawing the diagram to show how hydrogen has numerous spectral lines I also need help with this question.... ---------------- ---------------- ---------------- ---------------- ---------------- -------------------- Each line above represents

asked by ruby on February 6, 2007
31. ## ethnics

What is a current issue between Native Americans and the federal government. What legislation is linked to the issue, and why you think there is a connection. http://search.fedstats.gov/cgi-bin/s.cgi?q=native+american You can look into many of these linked

asked by Anonymous on January 30, 2007
32. ## English III Proofread and tips (:

Hello! Could someone proofread this summary for me and give me some tips? Thanks so much! In Daniel Smith’s article, The Anxious Idiot, he discusses anxiety issues. He begins the article with an introduction to his anxiety disorder and proceeds to tell

asked by Claire` on August 18, 2012
33. ## ALGEBRA

You are playing Texas Hold’em against one other opponent. Your two down cards are 6 of (diamonds) & 7 of (diamonds). The first three cards to come up are 3 of (diamonds), 4♣ 9♠. The next card to come up is 10 of (diamonds). You and your opponent have

asked by Daniel on December 6, 2011
34. ## Physics (Tension and Springs)

An archer must exert a force of 375 newtons on the bowstring so that the string makes a 35 degree angle with the vertical. a)find the tension in the bowstring b)if the applied force is replaced by a stretched spring, and the spring is stretched 30 cm from

asked by Emily on March 16, 2015
35. ## math

Downtown Mathville is laid out as a square grid of 9 North-South streets and 9 East-West streets (See diagram). Your apartment is located at the Southwest corner of downtown Mathville. (See point T.) Your math classroom is located in a building that is 6

asked by al on October 19, 2014
36. ## Science(Stuff to do like with magnets!)

1. A positively charged test object is moving toward the positive source charge in an electric field. What happens next??? A. its potential energy decreases. B. Its potential energy increases. C. Its potential energy stays the same. D. Its potential energy

asked by Guest user on September 15, 2014
37. ## math

12.(4pts) Solve the problem. Round your answer to the nearest tenth of a percent unless otherwise indicated. Sales of frozen pizza for a club fund-raiser increased from 500 one year to 575 the next year. What was the percent of increase? Solve the problem.

asked by anonymous on March 7, 2011
38. ## Chemistry

Hank Hill loves everything about gas propane, C3H8. One day his son Bobby asks him the following set of questions about propane. Hank hems and haws for a few moments and finally tells his son he'll get back to him with answers but he has to mow the lawn

asked by Anonymous on May 9, 2011
39. ## AP Chemistry

1. Equilibrium 2SO3(g) O2(g) + 2SO2(g) A 3.21g sample of sulfur trioxide is placed in a 2.25 L cylinder and allowed to reach equilibrium at a constant temperature of 500 , as shown in the above equation. Analysis shows 1.23 X 10^-2 mol of sulfur dioxide at

asked by anonymous on April 10, 2007
40. ## Financial Accounting

Use the following information to answer multiple-choice questions 5 and 6. At the end of the year, before any adjustments are made, the accounting records for Sutton Company show a balance of \$100,000 in accounts receivable. The allowance for uncollectible

asked by Anonymous on April 30, 2013
41. ## calculus

Find the surface area of the part of the sphere x^2+y^2+z^2=a^2 inside the circular cylinder x^2+y^2=ay (r=a*sin(θ) in polar coordinates), with a>0. First time posting on this website, sorry for the lack of details on my attempts but I am really not sure

asked by Johnnie on March 10, 2014
42. ## math

Silas took 15 bags of glass to the recycling center on Monday. He took 6 bags of plastic to the recycling center on Tuesday. Which equation could be used to find x, the total number of bags of glass and plastic Silas took to the recycling center? A. x - 15

asked by Wendy on November 9, 2015
43. ## chemistry

I have to find delta G from a problem. Not the standard free energy, from the change in engery. So this delta G does not have the degree sign above. The equation i used was deltaG=standard G+RTlnQ If deltaG was a positve number, what does that tell me. I

asked by Anonymous on March 1, 2009
44. ## Math

The average of X numbers is 15. If the sum of the X numbers is 90, what is the value of X? A)5, B)6, C)8, D)15 or E)75 What is the correct answer and how do you set up the equation? The answer is b)6 because if there are 15 average numbers and the sum is

asked by George on February 25, 2007
45. ## Scholarship money

Does anyone know a good website where I can compete for a scholarship(NOT a college one)? Like a site where you have to write a poem or an essay or do something like that where a load of kids compete for a scholarship? I have to tell you frankly, most

asked by brie on May 10, 2007
46. ## Math

The attendance at the Harmony School carnival has shown a range of 200 people during the years from 2005 through 2008. Which graph could show the carnival attendance correctly? GRAPH A. 2008:360 2007:330 2006:200 2005:100 GRAPH B.2008:300 2007:350 2006:150

asked by Mika on November 16, 2011
47. ## Grammar and Composition

Please check these: Decide which of the following words should be capitalized. Rewrite the words to show capitalization. 1. president william clinton President William Clinton 2. ohio river Ohio River 3. january January 4. high school High School 5. french

asked by y912f on October 14, 2009

Musicians generate sound waves when they sing or play an instrument. The rate at which a sound wave vibrates determines the musical note, or pitch, that you hear. For example, The A note above a note called Middle C has a frequency of 440 vibrations per

asked by Joy on October 26, 2008
49. ## college physics

In the figure below, two point particles are fixed on an x axis separated by a distance d. Particle A has mass mA and particle B has mass 2.00mA. A third particle C, of mass 90.0mA, is to be placed on the x axis and near particles A and B. In terms of

asked by Jeff on October 11, 2009
50. ## Statistics

In 1990, the average annual Medicare spending per enrollee was \$3267; in 2003, the average annual Medicare spending per enrollee was \$6883. Supposed you hired a consulting firm to take a sample of fifty 2003 Medicare emrollees to further investigate the

asked by Rebecca on October 30, 2007
51. ## Science

Based on the following information: A series of chemicals were added to some AgNO3(aq). NaCl(aq) was added first to the silver nitrate solution with the end result shown below in test tube 1, NH3(aq) was then added with the end result shown in test tube 2,

asked by Spoa on December 2, 2012
52. ## statistics

You have been approached by the editor of gentlemen's magazine to carry ot a research study. The magazine has been unsuccessful in atracting shoe manufacturers as advertisers. When the sales force tried to secure advertising from shoe manufacurers, they

asked by Chris on August 26, 2011
53. ## Math

Which table best represents the graph of the equation theta=45 degrees? a. theta- 45 degrees, 45 degrees, 45 degrees, 45 degrees r- 1 , 2 , 3 , 4 b. theta- 45 degrees, 90 degrees, 135 degrees, 180 degrees r- 1 , 2 , 3 , 4 c. theta- 45 degrees, 45 degrees,

asked by girly girl on May 8, 2018
54. ## Pre Calculus

Am I correct? Please show me how if I am wrong 1.How many 6 digit numbers can be made using each of the digits {8,8,9,5,5,6} exactly once? 6!=702 2.How many more arrangements are there from all of the letters of the word MARMALADE than there are from all

asked by John on February 28, 2017
55. ## Math

A biologist has determined that a particular osprey has a 70% chance of catching a fish on any given day. Carry out a simulation of 20 trials using the random number table below to find the probability that the osprey will actually catch a fish on all of

asked by Bob on May 20, 2014
56. ## Algebra 2

A biologist has determined that a particular osprey has a 70% chance of catching a fish on any given day. Carry out a simulation of 20 trials using the random number table below to find the probability that the osprey will actually catch a fish on all of

asked by Bob on May 20, 2014
57. ## Biology Research Paper

I have to write a research paper on genetic engineering. This is what I have so far, but it's too short. My paper has to be at least 3 pages long (double spaced) and this makes only one and a half pages. Please give me some links from which I can add more

asked by mysterychicken on April 27, 2010
58. ## accounting

Write a 700- to 1,050-word paper, using APA guidelines, based on the scenario below. You want to start your own business. You found an investment group that is willing to give you the capital needed for the first year of your business, but only if you can

asked by lacy on January 29, 2011

Read the following paragraphs and in the space provided below, identify each highlighted word as a direct object, an indirect object, a predicate nominative, or a predicate adjective. Example: I enjoy  cooking but it can be hard  work. 1. direct

asked by Amber on March 22, 2010
60. ## English

Can you please check these few sentences for me? The first two are on the same theme. 1) At the moment there are two types of teenagers (or teenage groups) in Italy. The former likes wearing large T-shirts and baggy jeans whereas the latter likes wearing

asked by Henry1 on May 17, 2011
61. ## Physics.. last one.

Four balls are suspended by cords. The longer, top cord loops over a frictionless pulley and pulls with a force of magnitude 95 N on the wall to which it is attached. The tensions in the shorter cords are T1 = 56.0 N (between ball A & B), T2 = 46.7 N

asked by COFFEE on February 6, 2007
62. ## history

the aim that Congress had in passing the War Powers Act was to a. give the President more power in using American forces overseas b. forbid the President from ever sending American forces overseas c. limit the President's emergency powers in sending troops

asked by history on April 20, 2009
63. ## Chemistry

Is the following a physical or chemical separations: salt water --> water+ sodium chloride Do you change the composition of the water? Do you change the composition of the salt. I can't say which because you don't tell me how you separated them. For

asked by George on September 9, 2006
64. ## Chemistry-Repost for DrBob222

My question was: A saturated solution of MgF2 at 23 degrees C was prepared by dissolving solid MgF2 in 1 L water. The Ksp of MgF2 is 1.5e-5. a.)Calculate the mass of MgF2 dissolved. b.) When .1 mols of solid KF was dissolved in the MgF2 solution,

asked by Anonymous on March 21, 2014
65. ## english 2 - revised please

Which part of the writing process was easiest for you? Which part was the most difficult? What did you learn from your writing experience during this class? In what ways have you learned to write more critically? How will this knowledge assist you with

asked by rose on April 2, 2008

New question: A baseball was 2.74 feet above ground when it was hit. It reached a max. height of 116.3ft when it was approx 215.3 ft away from where he hit the ball. The ball lands after travelling a ground distance of approx 433.1 ft. Find an equation of

asked by Jennifer on October 9, 2011
67. ## English

18. In “Babylon Revisited,” why did Fitzgerald choose the title to be metaphoric of Paris? (1 point) Paris is a symbol of luxury. Paris is living in a wealth that will end up destructive. Paris was built to look like Babylon. Paris is the city of love.

asked by Jasmine on May 8, 2012
68. ## math

Simone rents a compact car that gets 31 miles per gallon. When she rents the car, the price of a gallon of gas is \$3.10. The cost C of the gas used to drive the car is a function of the number of miles x that the car is driven. The cost of renting the car

asked by Rose on September 15, 2014
69. ## Accounting1 - ethical issue

Gorries Bearing Company makes all sales of industrial bearings under terms of FOB shipping point. The Company usually receives orders for sales approximately one week before shipping inventories to customers. For orders received late in december Bob

asked by Christine on August 1, 2007
70. ## Buddha

I want to learn about BUDDHA Go for it. The internet is a great source of information. You could also do it the old-fashioned way and get a few books on the topic. Here are several sites that will give you information on this topic.

asked by Tyler on April 25, 2007
71. ## Math

A restaurant has x number of tables that seat four people and 5 tables which seat two people. The restaurant can seat N number of people. Write a linear equation for N, number of people, in terms of x. Then, solve for x in terms of N and find x when N

asked by Brigette on November 15, 2012
72. ## accounting

In its first year of operations Tower Ltd purchased and paid for widgets costing \$50,000. During that year Tower Ltd sold 60 per cent of the widgets. The widgets on hand at the end of the year cost \$20,000. The sales were on credit terms. Tower Ltd

asked by Anonymous on February 12, 2013
73. ## Statistics

The records of a computer retail store show that out of the 100 customers who purchased a desktop computer last month, 69 also purchased a service plan that extends the warranty for an extra year. Out of the 25 customers who purchased a notebook computer

asked by Mary Ann on January 5, 2015
74. ## Calc

The manager of a weekend flea market knows from past experience that if he charges x dollars for a rental space at the market, then the number y of spaces he can rent is given by the equation y= 200-4x. Is this correct? Slope represents the relationship

asked by Chelsea on September 21, 2010
75. ## Physics

I did a lab report on gravitation. In the lab, we explored what the relationship is between the distance between two objects and their force of gravity. The independent variable was distance (m) while the dependent variable was force of gravity (N). When I

asked by Emily on February 28, 2018
76. ## Calculus

The manager of a weekend flea market knows from past experience that if he charges x dollars for a rental space at the market, then the number y of spaces he can rent is given by the equation y= 200-4x. Is this correct? Slope represents the relationship

asked by CM on September 20, 2010
77. ## Chemistry

Write the net ionic equation for this reaction occurring in water: Sodium phosphate and calcium chloride are mixed to form sodium chloride and calcium phosphate. 1. No reaction occurs. 2. 2Na3PO4 + 3Ca2+ -> 6Na+ + Ca3(PO4)2 3. 2 PO3−4 + 3Ca2+ ->

asked by Elva on October 16, 2010
78. ## Chemistry

Carbon dioxide dissolves in water to form carbonic acid, which is primarily dissolved CO2. Dissolved CO2 satisfies the equilibrium equation. The acid dissociation constants listed in most standard reference texts for carbonic acid actually apply to

asked by Jematormal91 on March 24, 2012
79. ## English

Can someone please check my answers? *Cross out any prepositional phrase. Underline the subject once and the verb/verb phrase twice. Write Adv. above adverbs. Put infinitives in parenthesis. 1. In the early morning, the birds chirped in the back of the

asked by Jane on November 4, 2013
80. ## math

The equation y = -1777x + 27,153 can be used to predict the number y of gun deaths in the United States. X years after 2000, that is, x = 0 corresponds to 2000, x = 3 corresponds to 2003, x = 6 corresponds to 2006, and so on. Predict the number of gun

asked by tee on June 26, 2011
81. ## alegebra

The equation y=-1777x+27,153 can be used to predict the number y of gun deaths in the United States x years after 2000, that is, x=0 corresponds to 2000, x=2 corresponds to 2002, x=6 corresponds to 2006, and so on. Predict the number of gun deaths in 2006

asked by Anonymous on February 19, 2011
82. ## Albegra

The equation y=-1777x + 27,153 can be used to predict the number y of gun deaths in the United States x years after 2000, that is, x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004, and so on. Predict the number of gun deaths in

asked by Amber on January 27, 2010
83. ## Algebra 2

The Pumpkin Patch Doll Company has detrmined that the profit the company makes on Pumpkin Patch Dolls if given by the equation y=3x2 + 720 x - 17800, where y is the profit measured in dollars and x is the number of Pumpkin Patch dolls. Find the number of

asked by Carolyn on April 23, 2012
84. ## Algebra

The equation y=1777x + 27,153 can be used to predict the number of gun deaths in the united states x years after 2000, that is, x=0 corresponds with 2000, x=3 corresponds to 2003, x=5 corresponds to 2005, and so on. Predict the number of gun deaths in 2005

asked by Kimi on February 12, 2011
85. ## algebra

The equation y =-1777+27,153 can be used to predict the number y of gun deaths in the United States x years after 2000, that is, x=0 corresponds to 2000, x=2 corresponds to 2002, X=6 corresponds to 2006, and so. Predict the number of gun deaths in 2006 and

asked by Ed on March 11, 2010
86. ## chemistry

I understand part (I) but We have only briefly gone over the HH equation in class and I understand how to use it to get the pH but I really don't understand how to use it in part (II), assuming I should be using it in this question? (I)Calculate the pH of

asked by Tim on April 10, 2015
87. ## Chemistry

The pH of a solution prepared by mixing 55.0 mL of 0.183 M KOH and 10.0 mL of 0.145 M HC2H3O2 is ________. the answer is 13.122 however when i try to plug it into the Henderson Hasselbalch equation (pH= -log(1.8E-5)+log( 0.010065/0.00145) i am not getting

asked by Lubna on August 9, 2018
88. ## Regression Analysis

1)Quantity of Beef 2)Price of Beef 3)Price of Pizza 4)Price of Coke 5)Income 1- list and explain each of the components of your regression model, both the dependent variable and the independent variables 2-list each of the independent variables,

asked by Peter on September 30, 2009
89. ## chemis

As a gas is compressed in a cylinder... 1. The distance between gas molecules _INCREASES________ 2 The number of gas molecules _REMAINS THE SAME________ 3. Its volume _INCREASES________ 4. Its pressure _REMAINS SAME________ 5. Its density

asked by mick on April 30, 2007
90. ## Math

1. The manager of a bottle shop makes 25% profit on the cost price of all bottles of wine sold in the shop. She charges \$12 for a bottle of Open View reisling. A hotel room service charged \$30 for a similar bottle of Open View reisling. a) How much profit

asked by Jason on February 28, 2012
91. ## algebra

give the demensions of rectangles with the perimeters of 70 feet and length-to-width ratios of 3 to 4, 4 to 5, and 1 to 1. Ok, the perimeter is 70 and perimeter = 2(length + width) The ratio is length:with=3:4 so length = (3/4)width 70 = 2(length + width)

asked by christine on September 12, 2006
92. ## Algebra

Hello....I was helped on this question earlier, but I don't understand why we divide by 2? Please help, please see the below: The president will order 5 turkey sandwich combos and 7 steak lunches and spends \$124.00. The other president will get 10 turkey

asked by Mary on December 12, 2016
93. ## Chemistry

You are handed a well insulated container holding about 100ml of water at a temp between 75 deg C and 100 deg C. you are given a thermometer with a maxmimum temp of 50 deg C. create an experiment to determine the temp of the water. i am really confused on

asked by Anonymous on October 18, 2016
94. ## chemistry

Can someone please tell me the tools needed to measure amount of substance, area, volume, density, energy, and pressure? Thanks in advance! It depends on what you are measuring and the quantity. For amount of substance, the mass can be measured with a

asked by Boromir on September 27, 2006
95. ## chemistry

Expressing concentration in units of μg/mL or mg/mL are common in biochemistry, where accurate molecular weights of biomolecules are not always known. The plot below is the standard curve of a Bradford assay, a colorimetric method used to determine the

asked by Libbie on September 17, 2013
96. ## algebra

Use the equation y = ax^2 + bx + c where x is the horizontal distance a baseball has traveled and y is the height of the ball at the given distance. 1)Are some values of y unreasonable? 2)How is this information important for choosing a window for the

asked by Nilan on October 6, 2011
97. ## Algebra

Solving the equation of the word problem presented in the Video, Example 54, Using slope–intercept form for graphing, which is located in the media section of Chapter 3, involves which two steps? (Points : 1) Plot the x–intercept and then use the slope

asked by Christopher on December 12, 2015

Use the equation y = ax^2 + bx + c where x is the horizontal distance a baseball has traveled and y is the height of the ball at the given distance. 1)Are some values of y unreasonable? 2)How is this information important for choosing a window for the

asked by Nilan on October 7, 2011
99. ## algebra

Paula mixed 2 cups of sunflower seeds and 3 cups of raisins to make a snack for a hike. she figured that the mixture would provide her with 2900 calories of food energy. Find the number of Calories per cup of raisins if it is 400 less than the number of

asked by john on October 15, 2008
100. ## math

73. Cell Phone Plan A cell phone plan costs \$3.95 per month plus \$0.07 per minute. (Assume that a partial minute is not rounded up.) (a) During July, a person talks a total of 50 minutes. What is the charge? (b) Write an equation in slope–intercept form

asked by sunny on January 18, 2013