Question

quotient rule: (-8)^20/(-8)^18

Answer 1

When dividing like this, you subtract the corresponding exponents

Answer 2

Remember if you get a negative result, then you'll have to use the idea that

x^(-k) = 1/(x^k)

where k is some positive number

Answer 3

=-8^20-18
=-8^2
=64

Answer 4

ty!

Answer 5

In this case when terms with the same bases are divided, their exponents are taken away.