You can put this solution on YOUR website!
Start with the given expression
When you multiply common bases with exponents, you add the exponents
Add the exponents (note: the variables and exponents of the 2nd parenthesis now equal 1. So we don't need to bother with writing them out)
So the expression
which really looks like
note: there are 4 a's, 6 b's, and 2 c's
so the answer is d)