Question

3) Find f(-1) when f(x) = x2+3x +4.
A)
B) 2
C)-6
​

Answer 1

B) 2

Explanation:

f(x) = x²+3x +4.

→ f(-1) = (-1)²+3(-1) +4

= 1 - 3 + 4

= 5 - 3

= 2