Question

Which value is equivalent to 7^-3/7^-5
A 7^15
B 7^8
C 7^-2
D 7^2

Answer 1

D

Explanation:

Apply division law.

Ignore the base, consider powers.

It's power1 minus power2 when you have division with the same base (7)

-3 - -5 = - 3 + 5 = 2

So 7²