Question

Resolver esse logaritmo log2 2x =8

Answer 1

Prezada.

Temos:

$\boxed{loa_ac= b \equiv a^b= c}$

Aplicando:

$log_2 2x= 8 \\ 2^8= 2x \\ 256=2x \\ x= \frac{256}{2} \\ \boxed{\boxed{x = 128}}$

.: Qualquer dúvida me consulte.