Simplify each expressions. (3^42^2)^-1, 2^4/2^2

Jimmy C. answered • 02/17/13

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1/(3^84) and 2^2 or 4

John R. answered • 02/16/13

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The three identities that you need to recal are: (x^a)^b = x^(ab), x^a / x^b = x^(a-b), and x^(-a) = 1/x^a

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