Question

Find p(-1) p(1) if p(x) = X2+1​

Answer 1

p(- 1) = 2 and p(1) = 2

Explanation:

Substitute x = - 1 and x = 1 into p(x), that is

p(- 1) = (- 1)² + 1 = 1 + 1 = 2

p(1) = 1² + 1 = 1 + 1 = 2