Question

Determine o valor da base logaritmica em:
leg ×8=-3
a)1/3 b) 1/4 c) 1/2 d)1 e)2​

Answer 1

log × 8 = -3

x-³ = 8

x-³ = (2/1)³

x-³ = (1/2)-³

x = (1/2) <=====©

Answer 2

Resposta:

Alternativa C.

Explicação passo-a-passo:

log x (8) = - 3

x‐³ = 8

x‐³ = 2³

x‐³ = (1/2)‐³

x = 1/2