find the numerical equivalent of 4^9 . 4^-7

Answer 1

To find the numerical equivalent of 4^9 . 4^-7, we can simplify the expression using the exponent rules:

4^9 . 4^-7 = 4^(9 + (-7)) = 4^2 = 16

Therefore, the numerical equivalent of 4^9 . 4^-7 is 16.