Question #85638

1 Answer
Apr 29, 2016

x =-(log 3 - log 2 )/log 3=-0.3691, nearly.

Explanation:

Use (ab)^n=a^nb^n, a^(m+n)=a^ma^n and log(a^n)=n log a

((3)(2))^(x+1)=3^(x+1)2^(x+1)=2^(x+2).

So, 3^(x+1)=2.

Equating logarithms and simplifying,

x =-(log 3 - log 2 )/log 3=-0.3691, nearly.