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3.6 Differentiation (A-level only)

3.6 Differentiation (A-level only)

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Question 243

A curve has the equation

x2+4xy−x+y2=35x^2 + 4xy - x + y^2 = 35x2+4xy−x+y2=35

a.

Find an expression for dydx\displaystyle \frac{dy}{dx}dxdy​.

[4]
b.

Find an equation of the tangent to the curve at the point P(2,3)P(2, 3)P(2,3).

[3]
Markscheme

3.6 Differentiation (A-level only) Questions

  1. A Level
  2. /Maths
  3. /3.6 Differentiation (A-level only)

333 exam-style questions on WJEC A Level Maths 3.6 Differentiation (A-level only), covering 3.6.1 Differentiation (A-level only), 3.6.2 Differentiation (A-level only), 3.6.3 Differentiation (A-level only), 3.6.4 Differentiation (A-level only), 3.6.5 Differentiation (A-level only), 3.6.6 Differentiation (A-level only), 3.6.7 Differentiation (A-level only), and 3.6 Differentiation (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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