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CAIE A-Level Mathematics 3.6.2 Iterative Approximations

Practise interpreting a convergent sequence of root approximations and identifying the first pair of iterates whose displayed values determine the root to the requested accuracy.

Syllabus
2028–2030
Course
Mathematics 9709
Level
A2

Exam points

  • compare successive iterates at the rounding boundary and count the minimum calculated iterations
  • justify the stated decimal answer only when consecutive iterates round to the same value

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