Question

Alguém sabe, por favor???

Answer 1

Resposta:

4ˣ⁻² =3

4ˣ⁻² =3

log 4ˣ⁻² =log 3

(x-2) * log 4 =log 3

x-2=log 3/log 4

x-2 =log₄ 3

x= 2 +log₄ 3

x= 2*log₄ 4 +log₄ 3

x= log₄ 4² +log₄ 3

x= log₄ 16 +log₄ 3

x= log₄ (16*3)

x= log₄ 48