Can someone help me to solve this scientific notation equation.

Question

(5.7 x 10^3)^-^4

Answer 1

I don't understand your notation

^-^4

I will assume you meant:
(5.7 x 10^3)^-4

= 5.7^-4 x 10^-12
= .000947.. x 10^-12
= 9.47 x 10^-16

Answer 2

Thank you Reiny