Post-UTME Mathematics 2013 Objective — Question 12
Question 12 of 100 from the Post-UTME Screening (Post-UTME) Mathematics 2013 Objective paper, with the correct answer and a full explanation.
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Find a positive value of p in the expression 2x²-px+p, which leaves a remainder 6 when divided by x-p
- A. 1
- B. 2Correct
- C. 3
- D. 4
Explanation
By the remainder theorem, substituting x=p: p²+p=6, giving (p+3)(p-2)=0. The positive solution is p=2.
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