CAIE IGCSE Mathematics Extended E2.12.3 Gradients and Stationary Points Topic Practice

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Question 20(b)

[Maximum number: 2]

y=x3+3x2−13xy=x^{3}+3 x^{2}-13 x

Find the gradient of the curve y=x3+3x2−13xy=x^{3}+3 x^{2}-13 x at the point where x=3.