2026 GESS P1 Q13

2026 GESS P1 Q13

Secondary 4
4 marks
  1. Express \(3y=2x^2-4x+c\) in the form of \(y=a(x-h)^2+k\), where \(c,a,h\) and \(k\) are constants.[2]
  2. Find the value of \(c\) for which \(3y=2x^2-4x+c\) has repeated roots.[2]

Solution:

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Answer:(a) \(y=\dfrac23(x-1)^2+\dfrac{c-2}3\). (b) \(c=2\).

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