An animated guide to factorising quadratic expressions and equations. Examples are used to show ... Discuss with students how to best choose factor pairs. Encourage students to check their chosen ...

First, we need to find which number when substituted into the equation will give the answer zero. \(f(1) = {(1)^3} + 4{(1)^2} + (1) - 6 = 0\) Therefore \((x - 1)\)is ...