Question

Help asap will give 10 points

Answer 1

False

Explanation:

`(9 {}^(9) ) * (9 {}^( - 20)) = 9 {}^(9 + ( - 20)) = 9 {}^(9 - 20) = 9 {}^( - 11)`

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Answer 2

FALSE

Explanation:

The properties of exponents tells us that

`9^9\ \ *\,\,9^(-20)\,=\,9^(9-20)\,=9^(-11)`