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Exam-style practice

Sketching curves answer explanations

Review worked answers and explanations for Sketching curves. Aligned to Cambridge IGCSE Mathematics.

Answer explanations

Question 1 of 2

Review the answer support, then move sideways through the set.

Paper 2 structured question: Sketching curves

Paper 2Core or Extended Mathematics3 marks

Description

Graph of a Quadratic Function

The quadratic function is given by f(x) = x² - 4. Identify the roots and sketch the graph.

  1. a

    Sketch the graph of the function f(x) = x² - 4.

    [3]