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0580/13 Oct/Nov 2022, Question 14: The Equation y = mx + c

Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Calculator · 1 mark

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The question, in short

Explain why the straight line L shown on the axes cannot have the equation y = x + 2.

Summarised in our own words. Use the official paper for the exact wording and the diagram.

Solution · 1 mark

  1. 1y = x + 2 crosses the y-axis at (0, 2), above zero
  2. 2Line L crosses the y-axis below zero, not above

AnswerThe line crosses the y-axis below zero not above

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Also searched as: 0580/13/O/N/22 · 0580_w22_qp_13 · 0580 w22 13 · question 14.
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