Question

Given f(-1)=1, f(0)=1, f(2)= - 5 then f(1)= *

Answer 1

Answer:

3

Step-by-step explanation:

f(0) = 1

f(x) = x^2 + x + 1 = 1

f(-1) = (x)^2 + x + 1 =>  (-1)^2 + (-1)  + 1 => 1 + (-1) + 1  => 1

f(1) = (1)^2 + 1 + 1 = 3