Wednesday

December 17, 2014

December 17, 2014

Total # Posts: 415

**microeconomics**

Given demand curve P=400-.05Q, at what price is total revenue maximized? There are a number of ways to do this problem. Let me use simple calculus. Total Revenue is P*Q=400Q-.05Q^2. Take the first derivitive wrt Q. MR=400-.1Q To maximize, find Q when MR=zero. Q=4000 Plug this ...
*May 1, 2007*

**essay**

what is the most important issue facing the global economy? explain the issue in detail and your reasoning for it being so important. I say globalization and someone said that was too broad so I narrowed it down to international trade foreign exports between what countries? ...
*April 29, 2007*

**essay**

could I have to write an essay on the question what is the most important issue facing the global economy? explain the issue in detail and your reasoning for it being so important. I chose the topic of globalization. could someone help me figure out a few key points to ...
*April 28, 2007*

**math**

The amount of money in an account with continuously compounded interest is given by the formula A = Pert, where P is the principal, r is the annual interest rate, and t is the time in years. Calculate to the hundredth of a year how long it takes for an amount of money to ...
*April 22, 2007*

**Maths**

How do I work out the square root of a number? it's simple. - you can use your calculator or use perfect squares to solve one. perfect squares: 4 9 16 25 36 49 etc. Need anything else just ask.
*February 9, 2007*

**Algebra**

the sum of kim and tony's ages is 42. the difference in their ages is 4 years, how old are tony and kim?
*December 23, 2006*

**The lord of the flies-English**

how does the text "lord of the flies" relate to journeys?
*November 21, 2006*

**physics**

(Densities of object 1 and 2 are greater than that of the fluid) 1. Object 1 and 2 have same volume and shape, but object 1 is more dense than object 2, which one has greater buoyant force?? 2. object 1 and 2 has same mass, but density of object 1 is greater than object 2(has ...
*October 27, 2006*

**physics**

an 6lb object is hanging from a 10lb object which in turn is hanging from a ceiling. need to find tension(T1) of rope from ceiling to 10lb object and tension(T2) from the 10lb object to the 6lb object. please, need assitance in trying to set up the problem. thanks Tension is a...
*September 25, 2006*

**physics**

25 gram mass is given an upward acceleration of 30 m/s^2 by a rope. need help finding tension in the rope? not sure how to set up the problem?? Tension is the reaction force. Clearly you have two forces in opposite directions. Let T be the tension in the rope. The net force ...
*September 25, 2006*

**science**

25 gram mass is given an upward acceleration of 30 m/s^2 by a rope. need help finding tension in the rope? thank you
*September 21, 2006*

**math**

how to you find a composite function form of y in this problem? y = 1/[(x^2+3x-5)^3] I dont understand your question. Composite functions require two functions. You listed one. Please amplify. That's what I thought at first. But I am thinking I might need to substitute y ...
*June 19, 2006*

**inequality**

(x-4)/(2x+4) is greater than or equal to 1. How do i express solutions to inequalities in interval notation without using the calculator? please help. (x-4)/(2x+4) >=1 multiplying by 2x+4 1) when (2x+4) is +, x-4>=2x+4 or x-2x>=8 -x>=8 x<=-8 notice the ...
*June 16, 2006*

**math**

(x-4)/(2x+4) is greater than or equal to 1. How do i express solutions to inequalities in interval notation without using the calculator? please help.
*June 15, 2006*

**what is a mortgage rate**

Hello, I am in college and thinking of buying a house. What constitutes an excessively high mortgage rate today? I got an offer of 7.5% APR, which I know is high. But with limited credit history but a great credit score, this is the best offer I have received. Thank you so ...
*August 24, 2005*

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