Question

log x 81=3 SUPEER URGEENTEEEE

Answer 1

$log_{x}(81) = 3 \\ 81 = {x}^{3} \\ sacamos \: raiz \: cubica \\ x = 3 \sqrt[3]{3}$
esta es la solucion no te olvides de agradecer

Answer 2

Hola !! ^^

=> Resolviendo:

logx 81 =3

81= x^3

$3 \sqrt[3 ]{3} = x$