May 26, 2015

Posts by Mandy

Total # Posts: 525

Hello. I need help finding the open intervals of this equation: f(x)=3x^2-12 I already took the derivative of it by using the derivative test and I got 2,-2 as critical numbers
January 28, 2008

how do you solve linear combinations?
January 6, 2008

Calculus I
Find the point on the curve y=x^2 closest to point (0,1) Here's what I have: Sqrt {(x-0)^2 + ((x^2)-1)} Sqrt {((x^2) + (x^2)-1} d= sqrt (x^4)-1 y= (x^4)-1 Fprime(x) = 4x^3 Domain = ARN Critical Number x= 0 Any help or comments would help alot. Thanks!
November 2, 2007

I need help to figure out Direct object pronouns that are written in spanish to put them back into spanish how do I do this? Questions like Vas a llamarme manana?
October 24, 2007

I need help to figure out Direct object pronouns that are written in spanish to put them back into spanish how do I do this?
October 24, 2007

Suppose a firm faces a downward sloping demand curve givven by the equation 1=100-1/3P. The firm's cost function is given by the equation C=30+1/4Q^2. Find the profit maximizing level of output.
October 19, 2007

The average radius r in meters of a planet's path around the sun is given by the formula r=[(3.35 x 10^18)t^2]^1/3, where t is the time in seconds that it takes the planet to go around the sun. a. Rewrite the equation using the root symbol. b. Neptune takes about 5.2 x 10^...
October 11, 2007

Where can I find a online calculator online?
September 13, 2007

I have a TI-83 Plus calculator and was wanting to plot some data from my homework, but when I want to insert the x and y on my calculator, I only have an X column and no Y column. How can I add that column in order for me to plot my data? I'm looking at my calculator but I...
August 16, 2007

A 120 kg mass is blown apart into an 80 kg piece and 40 kg piece. after the blast, the two masses are moving apart with a relative velocity of 60 m/s. the total kinetic energy after the explosion is: A. 21 kJ B. 35 kJ C. 48 kJ D. 56 kJ E. 82 kJ Because of momentum conservation...
August 6, 2007

Find the sum
Can someone how to find the sum and simpliest form of this equation?(x+4)/5+(2x+1)/5 It is not an equation because there is no = sign. It is a expression. You can simplify it a bit by realising it has a common denominator in both terms. This would be 3x+5 ---- 5
May 23, 2007

Find the sum of thuis question
Can someone find the sum for this equation please. (X^2)/(X^2-16)=(5X+4)/(X^2-16) I don't think it is finding the sum, but I can simplify the equation. (X^2)/(X^2-16)=(5X+4)/(X^2-16) First, multiply both sides by X^-16. X^2 = 5X+4 Subtract 5X+4 from both sides. X^2-5X-4 = ...
May 23, 2007

This one was difficult for me aswell:(x+4)/5+(2x+1)/5 (x+4)/5+(2x+1)/5 The common denominator is 5. 1/5 (x+4+2x+1) You should be able to continue this from here. I hope this helps. Thanks for asking.
May 23, 2007

I have ONE more
Factor completely: 2x2 - 32 another math question?? We do not do your homework for you, but I will start you out. 2x^2 - 32 = 2(x^2-16) You should be able to work it from here. I hope this helps. Thanks for asking.
May 23, 2007

What is the troubled Caribbean island nation where a president's murder led Wilson to send in the marines and assume American control of the police and finances? Mexico's president was assassinated in 1913. Almost two years later the U.S., under President Wilson, ...
February 18, 2007

math B-logarithms
im having a quiz on this tom and i dont understand it at all! Can sum1 explain it to me?
January 4, 2007

I Have To Write A 2 page Essay---HELP PLZ!!!
I have to write down all the factors in my early life that have influenced the way I developed. Then I have to use those factors in an essay. What factors besides hereditary factors and enviromental factors, can I list? Can you suggest maybe a way to begin my essay? THANK YOU...
November 11, 2006

Writing------PLZ HELP--I'M DESPERATE!!
In writing an essay,what are some factors that have influenced your life? What are some hereditary and enviromental factors that have influenced how you have developed? Please tell us what has influenced YOUR life, and we'll be glad to critique your essay.
November 7, 2006

Help Please-Question
Which sentence is a comma splice? A. While the lawyer prepared the case, her assistant checked the report she found no mistakes. B. Because all the members were early, the meeting got underway ahead of schedule. C. Dr. Matheson,speaking as head of the hospital's medical ...
October 19, 2006

What kind of sentence is this: Noah Webster supported himself through sales of his spelling book over 100 million copies of the book were sold. 1.Properly constructed sentence 2.Dangler 3.Run-on 4.Misplaced part We will start with the idea that this is NOT a good sentence. ...
October 19, 2006

What does beta mean in terms of overall risk to a company? What are the implications for raising equity capital for a company based on beta? Would you merge with high beta or low beta companies? Beta has nothing to do with risk to a company. Beta is a measure of stock price ...
August 19, 2006

What is the best approach for a financial professional? CAPM or APT and why? What do those acronyms stand for? ?? (Broken Link Removed) "Best" is a relative opinion. The above cite gives a good analysis of the CAPM and the APT.
August 14, 2006

would you ever use CAPM to make personal investment decisions? If so when? If not, why? Yes. I use CAPM to get a general idea of my investment decisions. http://www.investopedia.com/terms/c/capm.asp
August 6, 2006

HR outsourcing
What are the top 4 issues that one should research before making the HR outsourcing decision in an organization I don't know what your book says -- but it seems to me that the top issues are: 1. Will the outsourcing provide the same or better service for the company's ...
August 3, 2006

Corporate Finance
Suppose you have a choice between two corporate bonds, both of which will give you a payment of $1000 in one year assuming that the corporation is able to meet its obligations. One is a bond from General Motors, the other is a bond from Cisco Systems. Which of these two bonds ...
August 1, 2006

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