Simplify
(-3 w^2)^3 / v^4
(v^-2)^3
8 b^5 ( 4 - 10 b^2 )
Simplify
(-3 w^2)^3 / v^4
(v^-2)^3
8 b^5 ( 4 - 10 b^2 )
These all use the power rule property of (m^n)^{a} = m^{a*n}. For instance, (w^{2})^{3} = w^{2*3} = w^{6}. This works because w^{2} is the same as (w * w).
(w^{2})^{3} = (w^{2} * w^{2} * w^{2}) = [(w * w) * (w * w) * (w * w)] = w^{6}.
Go ahead and apply this template to your other problems. It should help you connect the dots from there.