2025 CGS PRELIMS P1 Q11

2025 CGS PRELIMS P1 Q11

Secondary 4
2 marks

The figure below shows a graph with \(y\)-intercept \(-4\). It has a minimum point \((-2,-8)\). Find the equation of the graph in the form \(y=x^2+ax+b\), where \(a\) and \(b\) are integers.[2]

Solution:

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Answer:\(y=x^2+4x-4\)

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