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Question
$8^{2/3}$ is equal to :
Options:
A .  4
B .  5$1/2$
C .  3$1/3$
D .  21$1/3$
Answer: Option A
Answer: (a)$8^{2/3} = (2^3)^{2/3}$= $2^{3×2/3} = 2^2 = 4$

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