2025 IGCSE 0580 May/June P22 Q11

2025 IGCSE 0580 May/June P22 Q11

3 marks
  1. Write \(0.007\,08\) in standard form.[1]
  2. Work out \((3.8\times10^{22})+(3.8\times10^{23})\).
    Give your answer in standard form.[2]

Solution:

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Answer:(a) \(7.08\times10^{-3}\). (b) \(4.18\times10^{23}\).

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