log.a 3_/a^2

log.a {(3_/a) ^2}

1-----------2

solving for 2nd part a^(1/3 *2) =a^2/3

log.a.a^2/3

log.a^2/3+1

log.a^5/3 log have the property that any value raised to power of a in log a...value comes front

5/3log.a

here is d solution..........god bless

i am not good at maths, i don't know