AoPS

MATHEMATICS · Single correct · AoPS · Mathematics · Follow the Rules · Follow the Rules

Problem

Evaluate (27)23×(9)−12(27)^{\frac{2}{3}}\times(9)^{-\frac{1}{2}}. (a) 99 (b) 11 (c) 33 (d) 13\dfrac{1}{3}

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