Question

(5power-1×2power-1)×6power-1

Answer 1

$(5^{-1} * 2^{-1} ) * 6^{-1}$

$\frac{1}{5} * \frac{1}{2} * \frac{1}{6}$                               { $x^{-1} = \frac{1}{x}$ }

$\frac{1}{5*2*6}$

$\frac{1}{60}$

the answer is 1/60.  

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