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0580/13 May/Jun 2026, Question 10: Substitution

Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Non-calculator · 2 marks

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The question, in short

Substitute x = 5 and y = 169 into K = 2x + √y and work out the value of K.

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Solution · 2 marks

  1. 1K = 2 × 5 + √169
  2. 2= 10 + 13
  3. 3= 23

Answer23

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Also searched as: 0580/13/M/J/26 · 0580_s26_qp_13 · 0580 s26 13 · question 10.
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