ULTIMATE GUIDE to O Level E Math – ALL SEC 4 TOPICS

Опубликовано: 12 Июль 2026
на канале: WONJON
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Introduction – 0:00
Set Language and Notation – 0:39
Cumulative Frequency, Interquartile Range and Standard Deviation – 5:23
Probability (part 2) – 10:38
Matrices – 13:58
Vectors in two dimensions – 17:44
Problems in Real-World Contexts – 21:21
Valorant Clips Outro – 26:21

This series is a beginners guide to O level Mathematics (Syllabus 4052) covering the key concepts for all the topics taught by my mascot, Axie the Axolotl. This guide is fully scripted and animated with curated questions, full of memes and occasional surprises (watch to find out).

My dream is to make a full A Math and E Math guide for free on YouTube and I hope that this guide could help some struggling student out there who may not be able to afford tuition.

AND THAT IS IT, the last one of the E Math series, and I’m so proud of how this series has turned out and the question variety I managed to cover throughout these videos. If you binge watched the entire series, thank you for supporting your favourite axolotl, I really appreciate it!

MISTAKES:
1) at 1:50, i mixed up the symbols for subset and proper subset, they should be the other way around

Educational Resources:
Thank you to Paradigm Math for letting me share their cheatsheet with you guys: https://mathtutor.com.sg/o-level-e-ma...

Finding standard deviation using calculator video:
   • Casio fx-97SG X mean and standard deviation  

Music Used:
Cheerleader – Porter Robinson
Wandering Light - StreamBeats by Harris Heller
Grieg - Morning Mood
Cinematic Epic Inspirational – Infraction
LEMMiNO – Cipher:    • LEMMiNO - Cipher (BGM)   CC BY-SA 4.0
Fading Frequencies - StreamBeats by Harris Heller

Credits:
My wonderful and super talented axolotl artist for animating the intro and drawing the thumbnail: https://aeraxen.carrd.co/
Secondary Voiceover – Mint