Respuesta :

Step-by-step explanation:

We have logb(8) = 3 and logb(0.5) = -1.

=> b³ = 8 and 1/b = 0.5

=> b = 2.

Therefore,

logb(4b) = log2(8) = 3.

Answer:

We have, logb(8)=3 and logb(0.5)=-1

→b³=8 and 1/b=0.5

→b=2

Therefore,

logb(4b) = log2(8)=3.