3 The diagram shows the graph of \(y = \mathrm { f } ( x )\), where \(\mathrm { f } ( x )\) is a quadratic function of \(x\).
A copy of the diagram is given in the Printed Answer Booklet.
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- On the copy of the diagram in the Printed Answer Booklet, draw a possible graph of the gradient function \(y = \mathrm { f } ^ { \prime } ( x )\).
- State the gradient of the graph of \(y = \mathrm { f } ^ { \prime \prime } ( x )\).