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0580/23 May/Jun 2023, Question 13: Using a Calculator

Cambridge IGCSE Mathematics 0580 · Paper 23 (Extended) · Calculator · 1 mark

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The question, in short

Work out the value of √42 + 3^0.4.

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Solution · 1 mark

  1. 1√42 = 6.4807…
  2. 23⁰.4 = 1.5518…
  3. 36.4807… + 1.5518… = 8.0325… ≈ 8.03

Answer8.03 or 8.032 to 8.033

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