posted by Shadow .
Are these the right answers?Thanks
1. If it is really (xy)^2/xy, then you are right. If not, it is just y.
2. The two p's cancel each other out = mn
3. The two "c^2" cancel each other out = -5/4d^2
4. The c^3 should be in the denominator rather than the numerator = (-1/6)/(c^3).