Question

- A equação exponencial tem valor igual a?
a) x = 2
b) x = - 2
c) x = 4
d) x = -4
e) n.d.a.
Opção 6​

Answer 1

Bom Dia !!!

$2^{x+4} =64\\\\Devemos\ fatorar\ o\ 64\\\\2^{x + 4} = 2^{6} \\\\x + 4 = 6\\\\x = 6 - 4\\\\x = 2$

Espero ter ajudado :-)

Att: LDC

Answer 2

Resposta ↓

              x = 2

Explicação passo-a-passo:

$2^{x + 4} = 64\\\\\\2^{x + 4} = 2^6\\\\\\Simplificamos :\\\\\\x + 4 = 6\\\\\\x = 6 - 4\\\\\\x = 2$