Question

The function f(x) = 2x when evaluated for f(2) is:

Approximately 22
Approximately 7
Approximately 17
None of the choices are correct

Answer 1

D

Explanation:

The symbol on the right says that if there is an x on the right side of the equation, Then substitute a 2 for it.

f(x) = x

f(2) = 2*2 = 4

D

None of the other answers offered are correct.