Question

How do you simplify `(- 6x ^ { 3} y ^ { 4} ) ^ { 2}`?

Answer 1

`36x^6 y^8`

Explanation:

`(-6 x^3y^4)^2`

By the rule if indices, `(ab)^m= a^m xx b^m`

`rArr(-6)^2 xx (x^3)^2 xx (y^4)^2`

Also, `(a^m)^n= a^(mn)`

`rArr36x^6 y^8`