Save guides, add subjects and pick up where you left off with your BBC account. Given \(f(x) = 3x + 2\), we are often asked to find \(f(2)\) or \(f( - 3)\). To do this we substitute \(2\) or \(- 3 ...

Revise the rules from graph translations to sketch the derived, inverse or other related functions, complete the square to find turning points, and find expression for composite functions.