How to solve quadratic by factorising or factoring (1 minute quick maths) 

How to factorise and solve quadratic equations of the form x^2+ax+b
x^2+5x+6 = 0 so (x+2)(x+3)=0 so x=-2 or x=--3
x^2+5x-14=0 so (x+7)(x-2)=0 so x=-7 or x=2Maths revision videos