Question

log de base=x elevado a 2/3 é igual a 400.

Answer 1

㏒x 400 = 2/3
$400 = x^{ \frac{2}{3} }$
$\sqrt{ 400^{3} } = x$
x = √400 * 400 * 400
x = 20*20*20
x = 8000