Question

The exponential expression 4^-2 is equal to what fraction value

Answer 1

The exponential expression of 4 ^-2 is equal to a fractional or rational value as 1/16. To obtain this, follow this rule, and then evaluate:

X ^-m = 1/X^m
For example
4^-2 = 1/4^2 = 1/16. Since 4 • 4 which is the same as 4^2 is 16.