Evaluate \(\int_{-4}^0(1 – 2x)dx\)

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Mathematics JAMB 2006

Evaluate \(\int_{-4}^0(1 – 2x)dx\)

  • -16
  • -20
  • 20 checkmark
  • 10

The correct answer is: C

Explanation

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

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