1. Simplified the expression 7^3/7^9

Answer 1

To simplify the expression 7^3/7^9, we can use the rule that when we divide powers with the same base, we subtract the exponents. Therefore:

7^3/7^9 = 7^(3-9) = 7^(-6)

This means that 7^3/7^9 is equivalent to 1/7^6 or 1/117649.