Question

3x^2(x-1)(x+1)+3(x+2)+5 at x=-1

Answer 1

Answer:

8

Step-by-step explanation:

Substituting x = -1

⇒3(-1)² × (-1-1) ×(-1+1) + 3(-1+2) + 5

⇒3 × -2 × 0 + 3 + 5

⇒0 + 3 + 5

⇒ 8