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A-LevelMathematicsNumerical methods9709/31 · May/June 2019 · Q13 Marks

Use the trapezium rule with 3 intervals to estimate the value of 3 ∫ |2ˣ – 4|dx. 0

  1. Use the trapezium rule with 3 intervals to estimate the value of 3 ∫ |2ˣ – 4|dx. 0[3]

Mark scheme

Marking points from the official mark scheme (May/June 2019). The mark or mark type is shown in brackets.

  1. [B1] State or imply ordinates 3, 2, 0, 4
  2. [M1] Use correct formula, or equivalent, with h = 1 and four ordinates
  3. [A1] Obtain answer 5.5

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About this question

Topic
Numerical methods, A-Level Mathematics (syllabus 9709). Structured question, 3 marks.
Source
A-Level Mathematics, May/June 2019 Paper 3 Variant 1, question 1.

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