Question

Solve the equation `(3W)^2=2W(4W+3)`?

Answer 1

`W=0` or `W=6`

Explanation:

`(3W)^2=2W(4W+3)` is equivalent to

`3Wxx3W=2Wxx4W+2Wxx3`

or `9W^2=8W^2+6W`

or `W^2-6W=0`

or `W(W-6)=0`

Hence, either `W=0` or `W-6=0` i.e. `W=6`