Find the numerical equivalent of 9^9⋅9^−6 . Your answer should be written without exponents.

Answer 1

The expression 9^9·9^−6 can be rewritten as 9^(9−6).

Simplifying, we have 9^3.

This is equal to 9·9·9, which is 729.

Therefore, the numerical equivalent of 9^9·9^−6 is 729.