Question

`5sqrt(3^2cdot 2)+3sqrt(2^2cdot 3)+4sqrt(3^2cdot 3) =` ?

Answer 1

`3(5sqrt(2)+6sqrt(3))`

Explanation:

`5sqrt(3^2cdot 2)+3sqrt(2^2cdot 3)+4sqrt(3^2cdot 3) =`
`5 cdot 3 sqrt(2)+3cdot2sqrt(3)+4cdot3sqrt(3)=`
`15sqrt(2)+6sqrt(3)+12sqrt(3)=15sqrt(2)+18sqrt(3) =`
`=3(5sqrt(2)+6sqrt(3))`