0580/33 May/Jun 2025, Question 5: Using a Calculator
Cambridge IGCSE Mathematics 0580 · Paper 33 (Core) · Calculator · 2 marks
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The question, in short
Work out (2.8⁵ − 0.3²) ÷ √5 and give the result to 2 decimal places.
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Solution · 2 marks
- 12.8⁵ = 172.10368 and 0.3² = 0.09
- 2(172.10368 − 0.09) ÷ √5 = 172.01368 ÷ 2.23606…
- 3= 76.926… ≈ 76.93
Answer76.93
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