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OpenStudy (fernandez555):
Simplify 49^-1/2 A. 1/7 B. -1/7 C. 7 D. −7
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OpenStudy (anonymous):
that is the same thing as 1/sqrt(49) which equals 1/7
OpenStudy (anonymous):
moving the expression to the denominator changes the exponents sign in this case it went from -1/2 to 1/2 when move to the denominator
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