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January 30, 2015

January 30, 2015

Posted by **nolen** on Thursday, November 1, 2012 at 1:45pm.

81(-3/2)

how do i put those in radical form?

- math -
**Steve**, Thursday, November 1, 2012 at 2:26pmsince 27 = 3^3, 27^(2/3) = 3^2 = 9

since 81 = 9^2, 81^(-3/2) = 1/9^3 = 1/729

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