Answer:
It is 6x^6 ... since you divide 12÷2=6 and you subtract exponents
Answer:
0,42
that should be the answer
(9+w)w=252 or w(w+9)=252.
The quadratic equation applies: w²+9w-252=0=(w+21)(w-12), so w=12, because a negative zero is meaningless.
So the dimensions are width=12 in and length=21 in.