Question

alguem me ajuda por favooorrrrrr √4^x-1=√16 ( a raiz quadrada ta elevada a 3 )

Answer 1

Olá,

(√4)^x-1 = (√16)^3
(2)^x-1 = (4)^3
(2)^x-1 = (2^2)^3
(2)^x-1 = (2)^6

x-1 = 6
x = 6+1
x = 7