Cambridge IGCSE Additional Mathematics
2.3The discriminant: roots and line–curve intersections
The discriminant: roots and line–curve intersections in Cambridge IGCSE Additional Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives
What the syllabus expects you to be able to do.
- 2.3Know the discriminant conditions for two real, two equal or no real roots, and for a line to meet, touch or miss a curve.
Lessons
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The discriminant and the nature of roots
35 min
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Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
Turn The discriminant: roots and line–curve intersections into a strength.
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