9.3 The Chain Rule
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The point K K\,K lies on the curve with equation y=3ex+1ex+1\displaystyle y = \frac{3e^x+1}{e^x+1}y=ex+13ex+1​ with xxx-coordinate 0.

Find an equation of the normal to the curve at the point KKK.

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9.3 The Chain Rule Questions

Practise Edexcel A Level Maths 9.3 The Chain Rule with exam-style questions for A Level Maths. 50 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

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9.3 The Chain Rule Questions

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