What should be his first order of business once President-elect Obama takes office?

Cutting taxes/economic recovery.
Promoting peace in Israel/Gaza.
Ending the war in Iraq.
Creating jobs/dealing with unemployment.
Addressing climate change/environmental issues.

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Dividing Rational Expressions

From arithmetic, division of fractions involves multiplying by the reciprocal of the divisor.

Example 1: Simplify .




If this last answer is multiplied out, it is




Example 2: Simplify .

Since only the middle expression is doing the dividing, it is the only one whose reciprocal is used.




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