Post-UTME Mathematics 2015 Objective — Question 14
Question 14 of 40 from the Post-UTME Screening (Post-UTME) Mathematics 2015 Objective paper, with the correct answer and a full explanation.
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The area bounded by the curve y = x²-5x+4, the x-axis, the y-axis and x=4 is
- A. 6 1/3Correct
- B. 4 1/2
- C. -2 2/3
- D. 1 5/6
Explanation
Integrating y=x²-5x+4 from 0 to 4 (accounting for sign changes where the curve crosses the x-axis) gives an area of 6 1/3 square units.
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