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Question : 72 of 86

Marks: +1, -0

If

2^{x} × 8^{\;{1}/{5}}=2^{\;{1}/{5}}

, then the value of

x

is

$\;{1}/{5}$
$-\;{1}/{5}$
$\;{2}/{5}$
$-\;{2}/{5}$

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