Question

Se $( 4^{x}) ^{2}$ = 16.$2^{x ^{2} }$, o valor de $x^{x}$ é:

Answer 1

Ola Beafer

(4^x)² = 16*2^x²

16^x = 16*4^x 

(16/4)^x = 16

4^x = 4²

x = 2

x^x = 2² = 4

.