9.9 Using Second Derivatives
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y=ln⁡x−3exy = \ln x - 3e^xy=lnx−3ex

a.

Find dydx\displaystyle \frac{dy}{dx}dxdy​

[2]
b.

Find d2ydx2\displaystyle \frac{d^2y}{dx^2}dx2d2y​

[2]

9.9 Using Second Derivatives Questions

Practise Edexcel A Level Maths 9.9 Using Second Derivatives with exam-style questions for A Level Maths. 57 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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9.9 Using Second Derivatives Questions

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