Discriminants - A Level Maths

#SaveMyExams #ALevelMaths #MathsRevision The discriminant is one of the most important parts of quadratic equations in A Level Maths — and understanding what it tells you can help you solve exam questions much faster. In this video, we explain discriminants clearly and simply, including how to use them to determine the number and type of roots of a quadratic equation. You’ll learn: What the discriminant is How to use the discriminant formula How discriminants appear in exam questions Whether you’re revising for mocks, topic tests or final exams, this video will help you strengthen your understanding of quadratics and improve your confidence with algebra questions. Explore A Level Maths revision resources from Save My Exams: https://www.savemyexams.com/a-level/m... Timestamps: 00:00 Intro 00:05 What is a discriminant? 01:16 Discriminants and quadratic graphs 01:59 Worked Example 03:20 Summary 04:02 Outro Video to watch next - Quadratic Graphs -    • Quadratic Graphs for A Level Maths - 5 Min...   📱 Connect with Save My Exams: TikTok: @savemyexams Instagram: @savemyexams Facebook: @SaveMyExamsUK About Save My Exams Save My Exams is an online revision platform that helps IGCSE, GCSE, A Level, IB and AP students prepare for their exams. Students gain access to resources written by real teachers and examiners, precisely matched to exam specifications. On average, students improve by 2.6 grades using Save My Exams. Teachers can find ready-to-use classroom materials, and create custom tests to monitor student progress. They save 4 hours and 51 minutes per week, according to a 2025 Save My Exams survey. If this video helped, hit subscribe for more A Level Maths revision videos, worked examples and exam tips, and leave a comment to let us know what topics you'd like us to cover next. #Discriminants #Quadratics #ALevelMaths