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How could i simplify this expression using the Rational Exponents and Roots?
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by grace_agui at June 17, 2012

Heres the problem: close and open parenthese 16 over 49 times -1/2

rules for rational exponents

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The answer is simple.-1/2 cancels out with 16 and you are left with (-1)(8/49)= -8 49

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22316

pavlikam June 18, 2012