GCSE Maths - Difference of Two Squares (DOTS) Method for 2026/27 Exams

⭐️ Check out our website https://www.cognito.org/ ⭐️ *** WHAT'S COVERED *** 1. Intro to the Difference of Two Squares (D.O.T.S.) method for factorising expressions. 2. The step-by-step process for applying the D.O.T.S. factorisation technique. 3. Worked examples of factorising using D.O.T.S. 4. Verification of the D.O.T.S. method by expanding the factored brackets. *** EXAM BOARD INFO *** KS3 - Not on your course GCSE Foundation - All on your course GCSE Higher - All on your course *** CHAPTERS *** 0:00 Intro to Difference of Two Squares (D.O.T.S.) 0:16 Identifying D.O.T.S. Expressions 0:50 The D.O.T.S. Factorisation Method 1:20 Example 1 2:17 Example 2 2:40 Example 3 3:43 Example 4 4:06 Example 5 4:29 Example 6 4:48 Verifying D.O.T.S. by Expansion *** PLAYLISTS *** https://youtube.com/playlist?list=PLidqqIGKox7XPh1QacLRiKto_UlnRIEVh&si=orIUwL3o2jOoiYjT https://youtube.com/playlist?list=PLidqqIGKox7X5UFT-expKIuR-i-BN3Q1g&si=DcihOwUkd9oWbbdp https://youtube.com/playlist?list=PLidqqIGKox7WeOKVGHxcd69kKqtwrKl8W&si=Y8MsO-FK948jnxpS https://youtube.com/playlist?list=PLidqqIGKox7UVC-8WC9djoeBzwxPeXph7&si=-7i5Iq7yOeJrhtu6 https://youtube.com/playlist?list=PLidqqIGKox7VKJD2WxRhoKaI6JGLVean8&si=NH_Q1ujhVgACM2FU #GCSE #Maths #study #revision #school #exam #AQA #OCR #Edexcel #IGCSE #IB #AP