Need more help with this topic? Go to TheUltimateStudyTool.com for video tutorials and more! P1 – The Discriminant (From Edexcel IAL C12 Legacy) Q1, (Jan 2014, Q8) Q2, (May 2014, Q10) Q3, (May 2015, Q9) Get all the A Level Maths help you need at TheUltimateStudyTool.com Need more help with this topic? Go to TheUltimateStudyTool.com for video tutorials and more! Q4, (Jan 2016, Q13) Q5, (Oct 2016, Q11) Q Q6, (Jan 2018, Q4) Get all the A Level Maths help you need at TheUltimateStudyTool.com