Question

$4^{x} -2^{x} ^{+} ^{1} -8\ \textgreater \ 0$

Answer 1

Resposta:

4ˣ - 2ˣ⁺¹ - 8 > 0

(2²)ˣ - 2ˣ⁺¹ - 8 > 0

(2ˣ)² - 2ˣ × 2 - 8 > 0

2ˣ < -2

2ˣ > 4

2ˣ > 2²

x > 2

Espero Ter Ajudado !!