Question

Evaluate the function rule for the given value.

f(x) = 4^x for x = 2.

-16
16
4
8

I came up with 16 am I right or wrong on this one?

Answer 1

\(f(2) = 4^2 = 16 \checkmark\)

Answer 2

yep

Answer 3

\[f(x) = 4^x~~~x = 2~~~~f(2) = 4^2 = 4 \times 4 = 16\]

Answer 4

thankyou everyone :)