Question 205652
1. {{{-9 (sqrt(400x^4y^2))}}}
2. {{{-9 (sqrt((4)(100)(x^4)(y^2)))}}}
3. {{{-9 (sqrt(4)*sqrt(100)*sqrt(x^4)*sqrt(x^2))}}}
4. {{{-9 (2)(10)(x^2)(y)}}}
5. {{{-180x^2y}}}