Exam Questions and solutions, videos, activities and worksheets that are suitable for A Level Maths to help students solve problems that involves the roots of a quadratic equation and the discriminant.
The following diagram shows how to use the discriminant of a quadratic equation to tell what types of roots for the equation. Scroll down the page for more examples and solutions on how to use the discriminant.
A-level Edexcel C1 June 2008 Q8 : ExamSolutions
This is the worked solution to question 8 from the Edexcel C1 (Core maths) paper for June 2008. The question is on the roots of a quadratic equation and the discriminant.
A-Level Maths Edexcel C1 June 2009 Q6 : ExamSolutions
Worked solution to the above core 1 question on roots of a quadratic equation. Uses discriminant.
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