Question

Sabendo que Log2= 0,3 e Log3= 0,5, calcule Log (3/16)

Answer 1

$log( \frac{3}{16} ) = log(3) - log( {2}^{4} ) = \\ \\ log(3) - 4 \times log(2) = \\ 0.5 - 4 \times 0.3 = 0.5 - 1.2 = - 0.7$

-0,7