Question 15 — IGCSE 0580 May/June 2025 Paper 21
Cambridge IGCSE Mathematics 0580, Extended tier, non-calculator. Topic: Algebra · Basic algebra. Worth 4 marks.
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Question text
15 (a) Expand and simplify.
(2- 5)(1-3 5)
................................................. [2]
(b) Rationalise the denominator.
Give your answer in its simplest form.
6
10
................................................. [2]
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