How to factor 12b^2-192?

I need help! Factoring this polynomial!!
And I need help with 2 more question pleaseeee!!!!

Solve the equation.
1. q(q+4)=0
And help with this. Pleaseeee!!!!
2. (w-13)^2=16

Please
Update: For the 1st question 12b^2-192 I need to find solutions!'
5 answers 5