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If (x - 3) is a factor of \(2x^{2} - 2x + p\), find the...

Further Mathematics
WAEC 2010

If (x - 3) is a factor of \(2x^{2} - 2x + p\), find the value of constant p.

  • A. -12
  • B. -6
  • C. 3
  • D. 6
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Correct Answer: Option A
Explanation

Using remainder theorem, since x - 3 is a factor, then 

given \(2x^{2} - 2x + p\), f(3) = 0

\(2(3^{2}) - 2(3) + p = 0 \implies 18 - 6 = -p\)

\(p = -12\)


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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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