Question

Resolva:

$25^{log _{5}2 }$

Answer 1

lembrando que
$\boxed{\boxed{a^{log_b(c)}= c^{log_b(a)}}}$

então
$25^{log_5(2)} = 2^{log_5(25)} = 2^{log_5(5^2)} = 2^{2*log_5(5)} = 2^2 = 4$