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EDUCATION CHALLENGES

See the 'unsolvable' problem in the matric maths paper and an expert's possible solution

An alleged error in a trigonometry question in the Grade 12 Mathematics Paper 2 has caused an uproar among learners and teachers. The Department of Basic Education is investigating. While we wait, an expert here explains the problem, and also what it would take to make the question solvable.
Daily Maverick
OD-Nonku-DBEbriefinhg option 1 Students at Menlopark High School begin the annual National Senior Certificate Examination or Matric Final Examination on 31 October 2022 in Pretoria, South Africa. (Photo: Gallo Images / Beeld / Deaan Vivier)

The maths problem in question is as follows:

The 'impossible' seven-mark question in the matric maths exam paper.
The 'impossible' seven-mark question in the matric maths exam paper.

Nicky Roberts, a professor of mathematics education at the University of Fort Hare and director of Kelello Consulting, concluded that the question is impossible to solve. She explained it as follows, and resolved that the only way to solve the problem would be to amend the question.

Read more in Daily Maverick: "Solving the unsolvable 5.1 problem — disastrous matric maths question stumps teachers and learners alike"

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