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9.9 Using Second Derivatives

9.9 Using Second Derivatives

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Question 3

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]
Markscheme

9.9 Using Second Derivatives Questions

  1. A Level
  2. /Maths
  3. /9.9 Using Second Derivatives

57 exam-style questions on Edexcel A Level Maths 9.9 Using Second Derivatives. Each one has a worked solution and a mark scheme showing where the marks go.

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