Question

resolva esse logaritomo;
logx 8=-3

Answer 1

logx 8=-3

logo x^-3 = 8

8= 2^3

X=1/2 pois 1/2^-3 =8

Answer 2

Log 8 = - 3

x

8 = x ^ (-3)

2^3 = x ^ (-3)

(1/2)^(-3) = x^(-3)

1/2 = x

x = 1/2