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Cambridge IGCSE Mathematics

2.11Sketching curves

Sketching curves in Cambridge IGCSE Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic20 practice questions1 lesson
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Learning objectives

What the syllabus expects you to be able to do.

  1. 2.11.1Recognise, sketch and interpret graphs of linear and quadratic functions, showing roots and symmetry.
  2. 2.11.2Extended: recognise, sketch and interpret cubic, reciprocal and exponential graphs, showing turning points, roots, symmetry and asymptotes, and find the turning point of a quadratic by completing the square.

Lessons

  • Sketching curves

    35 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Sketching curves: sample question

1 mark

Where does the graph of y=(x−2)(x+5)y = (x - 2)(x + 5) cross the yy-axis?

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