Question

Question #12722

Answer 1

`1/2.`

Explanation:

Given that, `4^(3a)/8^b=1.`

`:. {(2^2)^(3a)}/(2^3)^b=1.`

`:.2^(6a)/2^(3b)=1`

`:. 2^(6a-3b)=1=2^0.`

`:. 6a-3b=0.`

`:.6a = 3b`

`:. a/b=3/6=1/2.`