Question

What is the value of f(x) = (2)(2^x) for f(-2)?

Answer 1

1/2

Explanation:

substitute -2 for x.

any number to negative power must be flipped. 2^-2 = 1/(2^2) = 1/4

(2)(2^-2) = (2)(1/4) = 2/4 = 1/2