(-2x^2y^-3z)^-2

Question

I need help learning the steps that lead to the answer

(-2x²y^-3z)^-2

Answer 1

(-2x²y^-3z)^-2 = (-2)^-2(x²)^-2(y^-3)^-2z^-2

 

                 = (1/4)x^-4y⁶z^-2 = y⁶/(4x⁴z²)