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Pure Mathematics (4) WMA14/01 June 2022 | Edexcel International A Level Past Papers With Mark Scheme

1. Binomial expansion, constants A, B, C, D, solve for k and D.
2. Partial fractions, solve differential equation, find sin y = f(x).
3. Tablet model, rate of change of x, volume rate of decrease.
4. Curve equation, d/dy x, turning point, find k.
5. Substitution method, integration to find exact value.
6. Vector equation, perpendicular vectors, area of triangle.

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Classification: Unit 4
Page count: 32
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Last update: 19 days ago
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