what is 2 raised to -4 power

${2}^{-4} = \frac{1}{2^4}$

$\frac{1}{2^4}=\frac{1}{16}$

As a decimal:

$\frac{1}{16}=0.0625$

Hope this helps ;P

$2^{-4}$= reciprocal of $2^4$

=reciprocal of 16

=$\frac{1}{16}$