Post-UTME Mathematics 2018 Objective — Question 5
Question 5 of 20 from the Post-UTME Screening (Post-UTME) Mathematics 2018 Objective paper, with the correct answer and a full explanation.
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Integrate 2x(2x^2 - 3x + 4) with respect to x.
- A. 12x^2 - 12x + 8
- B. x^4 - x^3 + 8x^2 + c
- C. x^4 - x^3 + x^2 + c
- D. x^4 - 2x^3 + 4x^2 + cCorrect
Explanation
2x(2x^2-3x+4) = 4x^3-6x^2+8x. Integrating: x^4 - 2x^3 + 4x^2 + c.
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