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Algebra II: Multiplication of Rational Expressions
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Multiplication of Rational Expressions.

Additive Inverse
For each rational expression , there exists a rational expression -such that
This expression -is called the additive inverse.

If  and  are two rational expressions, then
  x    = 
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Example: Find the product of the additive inverses of and.
Solution: The additive inverses ofandare -and -respectively. Therefore,
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