Mathematics

Evaluate (int_{-4}^0(1 – 2x)dx)

Evaluate (int_{-4}^0(1 – 2x)dx)
  • A.
    -16
  • B.
    -20
  • C.
    20
  • D.
    10
Correct Answer: Option C
Explanation

(int_{-4}^0(1 – 2x)dx=[x-x^2]_{-4}^0\= (0 – 0 + C) – (-4(-4)^2 + C)\
= C – (-4-16+C)\
= C-(-20+C)\
= C+20-C\
= 20)