If a function is defined by f(x + 1) = 3×2 – x + 4, Find f(0).
- 4
- 6
- 9
-
8
- 2
The correct answer is: D
Explanation
f(x + 1) = 3x2 - x + 4
f(0) = f(x + 1)
x + 1 = 0 ===> x = -1
f(0) = 3(-1)2 - (-1) + 4
f(0) = 3 + 1 + 4
= 8