Order the steps to factorise a quadratic

Exercise and reference answers

Steps

1. Write in standard form ax² + bx + c = 0
2. Find two numbers that multiply to a·c and add to b
3. Split the middle term using those numbers
4. Factor by grouping into two binomial factors
5. Set each factor equal to zero and solve for x

Instructions

Tap the steps in order to solve a quadratic by splitting the middle term.