Q: If f(x) = x2 - 3, then f(2a) =
UNANSWERED.
The correct answer is E.
A: The correct answer is 4a2 - 3.
Substitute 2a wherever the x occurs in the equation: f(x) = x2 - 3 f(2a) = (2a)2 - 3 f(2a) = 4a2 - 3