Question

Simplify 5 to the negative 4th power over 5 to the 3rd.

A 5*7
B 5*−1
C 1 over 5
D 1 over 5 to the 7th power

Answer 1

To divide powers with the same base, give the same base, and subtract the exponents.

Answer 2

Example:

\(\dfrac{8^{-5}}{8^2} = 8^{-5 - 2} = 8^{-7} \)