February 27, 2015

Homework Help: Algebra

Posted by James on Sunday, March 8, 2009 at 11:12pm.

I have an assignment due tonight and I believe I have solved it all correctly until I come to part d of the question. "For what value is this equation undefined?" How do I determine this?

The Environment

Environmental and wildlife preservation ensures future generations will have available resources and can enjoy the beauty of Earth. On the other hand, some of the damage humans have already done to the environment is expensive and time consuming to eradicate.

Application Practice

Answer the following questions. Use Equation Editor to write mathematical expressions and equations. First, save this file to your hard drive by selecting Save As from the File menu. Click the white space below each question to maintain proper formatting.
The cost, in millions of dollars, to remove x % of pollution in a lake modeled by
What is the cost to remove 75% of the pollutant?
6000/(200-2(.75)@$30.23 million)
What is the cost to remove 90 % of the pollutant?
6000/(200-2(.90)@$30.27 million)
What is the cost to remove 99% of the pollutant?
6000/(200-2(.99)@$30.30 million)
For what value is this equation undefined?

Do the answers to sections aCd match your expectations? Why or why not?

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