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Differentiation

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Question 164

The curve C C\,C has the equation x=12tan⁡y\displaystyle x = \frac{1}{2} \tan yx=21​tany

a.

Find dxdy\displaystyle \frac{dx}{dy}dydx​ in terms of yyy

[2]
b.

Hence find dydx\displaystyle \frac{dy}{dx}dxdy​ in terms of xxx

[4]
Markscheme

Differentiation Questions

  1. A Level
  2. /Maths
  3. /Differentiation

717 exam-style questions on Edexcel A Level Maths Differentiation, covering 9.1 Differentiating sin x and cos x, 9.2 Differentiating exponentials and logarithms, 9.3 The Chain Rule, 9.4 The Product Rule, 9.5 The Quotient Rule, 9.6 Differentiating Trigonometric Functions, 9.7 Parametric Differentiation, 9.8 Implicit Differentiation, 9.9 Using Second Derivatives, and 9.10 Rates of Change. Each one has a worked solution and a mark scheme showing where the marks go.

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