Simplify. Write each answer in scientific notation.

Question

1.) (3 * 10^5)^2

2.) (3.5 * 10^ -4) ^3

Answer 1

1. 9*10^10

2. 4.2875*10^-11

Answer 2

Thank you!
but i do have a question. would it be raised to the -12 power? in #2