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​Q17: Question – Paper 1 – November 2018

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• Finding the Equation of a Quadratic from a Graph ​

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• ​Finding the Equation of a Quadratic from a Graph

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Question

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​17)
Here is a sketch of a curve.

The equation of the curve is y = x² + ax + b where a and b are integers. 

 

The points (0, -5) and (5, 0) lie on the curve. 

 

Find the coordinates of the turning point of the curve.

[4 marks]

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