7:42 GCSE Maths - Factorising Quadratics - Part 2 - (When the x² Coefficient is More Than 1)
Cognito's clear GCSE method for factorising quadratics when the x-squared coefficient is more than 1.
Factorise non-monic quadratics
Factorise harder quadratic expression (a>1, non-monic)
7 hand-picked video lessons for this topic, each checked for relevance and clarity, graded by difficulty and labelled by depth. Press play to watch — nothing loads from YouTube until you do.
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3:59 Factorising Quadratics: Non-Monic | Algebra | Maths | FuseSchool
Short, animated FuseSchool guide to the split-the-middle method for non-monic quadratics.
12:58 Factorising Harder Quadratics
Maths Genie walks through factorising harder quadratics with several worked GCSE examples.
14:59 Factorising Harder Quadratics (Higher Only) | GCSE Maths Tutor
The GCSE Maths Tutor covers strategies for factorising harder Higher-tier quadratics in depth.
1:56 Factoring Non-Monic Quadratics the Easy Way
Corbettmaths explains factorising harder (non-monic) quadratics step by step.
11:23 Factoring Trinomials With Leading Coefficient not 1 - AC Method & By Grouping - Algebra - 3 Terms
Clear, thorough AC/grouping method for factorising trinomials with a leading coefficient above 1.
7:08 Factorising Non-Monic Quadratics: 4 Methods
Eddie Woo shows four different methods for factorising non-monic quadratics with great clarity.