Question

verificar -2 e solucao da equacao exporencial 4ˣ⁺¹+2=9.2ˣ

Answer 1

Ola Anderson

4^(x+1) + 2 = 9*2^x

x = -2

4^(-2+1) + 2 = 9*2^-2

1/4 + 2 = 9/4 

1/4 + 8/4 = 9/4 ok