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Maths B · Edexcel 4MB1 · Paper 1 · November 2021

Edexcel IGCSE Maths B Paper 1 November 2021 examiner report (4MB1/01)

1h 30m 100 marks

Examiner report

  1. Q1 - 2 marks - Symmetry
  2. Q2 - 2 marks - Fractions, decimals and percentages
  3. Q3 - 2 marks - Sequences
  4. Q4 - 2 marks - Constructions and loci
  5. Q5 - 2 marks - Factors, multiples and primes
  6. Q6 - 2 marks - Differentiating powers of x
  7. Q7 - 2 marks - Angle facts
  8. Q8 - 3 marks - Averages and spread
  9. Q9 - 3 marks - Gradient and intercept, Straight line graphs
  10. Q10 - 3 marks - Standard form
  11. Q11 - 3 marks - Sine and cosine rules
  12. Q12 - 3 marks - Circle theorems
  13. Q13 - 3 marks - Surds
  14. Q14 - 3 marks - Simplifying and manipulating expressions
  15. Q15 - 3 marks - Inequalities
  16. Q16 - 4 marks - Indices
  17. Q17 - 4 marks - Similarity, lengths, areas and volumes
  18. Q18 - 4 marks - Matrix arithmetic
  19. Q19 - 4 marks - Simultaneous equations
  20. Q20 - 4 marks - Trigonometric ratios
  21. Q21 - 4 marks - Indices
  22. Q22 - 4 marks - Similarity, lengths, areas and volumes
  23. Q23 - 4 marks - Limits of accuracy and bounds
  24. Q24 - 4 marks - Rational expressions
  25. Q25 - 5 marks - Fractions, decimals and percentages
  26. Q26 - 5 marks - Mutually exclusive and independent events, The probability scale
  27. Q27 - 5 marks - Area and perimeter
  28. Q28 - 6 marks - Conditional probability, Mutually exclusive and independent events, Quadratic equations
  29. Q29 - 5 marks - Differentiating powers of x, Differentiation, Quadratic equations, Stationary points