Question

express 16^-2 as the power with base 2​

Answer 1

$16 \: can \: be \: written \: as \: 2 {}^{4} \\ \\ = > 16 {}^{ - 2} = 2 { {}^{4} }^{( - 2)} = 2 {}^{ - 8}$

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Answer 2

Answer:

16^-2

= 1/16^2

= 1/(4*4)^2

= 1/(2*2*2*2)^2

= 1/2^5

= 2^-5

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