Simplify the following expression. (5^7)^2 A. 5^72 B. 5^9 C. 5^14 D. 5^5
Answer:
5^14
Step-by-step explanation:
We use the laws of indices:
When there is a power outside the bracket multiply the powers.
(a^m)^n=a^m×n
So (5^7)^2=
5^7×2
5^14