WAEC Further Mathematics 2018 Question 29

Question 29

Integration

Evaluate ∫−11 (x + 1)2 dx.

  1. A.8/3
  2. B.7/3
  3. C.5/3
  4. D.2
Show the answer and explanation

Answer: A (8/3)

Explanation

[(x + 1)³/3] from −1 to 1 = 8/3 − 0 = 8/3.