Question

conta de:
$log\frac{1}{2} = 8$
​

Answer 1

$\displaystyle \mathsf{ log_{ \frac{1}{2} }(8) = x } \\ \displaystyle \mathsf{ { (\frac{1}{2}) }^{x} =8 } \\ \displaystyle \mathsf{ {2}^{ - x} = {2}^{3}} \\ \displaystyle \mathsf{ - x = 3} \\ \displaystyle \mathsf{x = - 3}$