Question

How do you simplify `\frac { - 4( a b ) ^ { - 1} ( a ^ { 2} b ) ^ { 3} } { ( - a b ^ { 3} ) ^ { 2} a b } ) ^ { 2}`?

Answer 1

`=((4a^2)/b^5)^2`

Explanation:

`=((-4.a^6.b^3)/(a^2b^6.ab.ab))^2`
`=(16.a^12.b^6)/(a^8.b^16)`
`=(16a^4)/(b^10)`
`=((4a^2)/b^5)^2`