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1.9.14 Chain rule (A-level only)

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Question 7

A curve has the equation x2+2xy−y2=1x^2 + 2xy - y^2 = 1x2+2xy−y2=1:

a.

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

[5]
b.

Find an equation for the normal to the curve at the point (1,2)(1, 2)(1,2)

[3]
Markscheme

1.9.14 Chain rule (A-level only) Questions

  1. A Level
  2. /Maths
  3. /1.9.14 Chain rule (A-level only)

50 exam-style questions on OCR (MEI) A Level Maths 1.9.14 Chain rule (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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