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O-LevelAdditional MathematicsDifferentiation and integrationMay/June 2020Paper 1 Q69 Marks

The diagram shows the straight line 2x+y=-5 and part of the curve xy+3 = 0. The straight line intersects the x-axis at the point A and intersects the curve at the point B. The point C lies on the curve. The point D has coordinates (1,0). The line CD is parallel to the y-axis.

Q: What topic does this question test?

This question tests Differentiation and integration in O-Level Additional Mathematics (syllabus code 4037). It is worth 9 marks.

📋 Examiner Report & Trap Analysis

Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

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About This O-Level Additional Mathematics Question

Topic

This structured question tests Differentiation and integration in O-Level Additional Mathematics (syllabus code 4037). It is worth 9 marks.

Source

This question appeared in the Cambridge O-Level Additional Mathematics May/June 2020 examination, Paper 1 Variant 2.

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