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More lessons for A-Level Maths

Functions : Domain - Range : tutorial 1

What is the domain and range of a function.

This tutorial introduces you to this concept by looking at linear and quadratic functions.

f(x) = 2x -1, -1 ≤ x ≤ 1

f(x) = 2x -1

g(x) = x

This tutorial looks at square root and reciprocal functions.

Worked solution to this question on range of a function.

A-Level Edexcel C3 June 2009 Q5(e) Worked solution to this question on domains.

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