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Mathematics - Algebra

Choose one of the concepts for rational expressions that helps you to solve an equation with a rational expression. Explain this concept. My choice is ( writing rational expressions) . Attempt to explain this concept, tell why it is important when attempting to solve an equation with a rational expression, then give an example.

This is my example from my homework assignment:

Section 6,1:

120. Toxic pollutants. The annual cost in dollars for removing ........

a) Use the accompanying graph to estimate the cost for removing 90% and 95% of the toxic chemicals.
b) Use the formula to find ........
(c) What happens to the cost as the percentage of pollutants removed approaches 100%?

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Solution Summary

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