Question

How do you simplify `(3x^4)^ -2`?

Answer 1

`(3x^4)^(-2)=1/(9x^8)`

Explanation:

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

Apply the negative power rule, `a^-m=1/a^m`

`(3x^4)^(-2)=`

`1/(3x^4)^2`

Simplify.

`1/((3^2)*(x^4)^2)`

Simplify.

`1/(9x^8)`