Everything You Need to Know About Surds | GCSE + IGCSE Maths скачать в хорошем качестве

Everything You Need to Know About Surds | GCSE + IGCSE Maths

If you ever square root a number and it doesn't neatly turn into a whole number or a simple fraction, then you've just found a surd! At first glance, they might seem intimidating, but surds are actually a fascinating and vitally important topic in maths. By the end of this video, you won’t just understand surds; you'll know everything you need to use them for GCSE or IGSCE maths or for maths challenges! Part One: 1:08 Rules for Multiplying and Dividing Surds ('why' not just 'how') Part Two: 7:27 Multiplying Surd Expressions Using Algebraic Techniques Part Three: 11:22 Rationalising Denominators (Simpler Cases) Part Four: 15:34 Difference of Two Squares Part Five: 19:24 Rationalising Denominators (Harder Cases) This content is taken from the Mathsaurus course 'Get ready for A-level maths'. Start for free here: https://bit.ly/getreadyforalevelmaths - any extra exercises or worksheets mentioned in the video can be found in this course! ______________________________________ Free online maths challenge courses: Primary (age 9-11): https://bit.ly/primarymathschallenge Junior (age 10-13): https://bit.ly/ukmtjuniormathschallenge Intermediate (age 13-16): https://bit.ly/intermediatemathschall... Senior (age 15-18): https://bit.ly/seniormathschallenge All online courses: https://courses.mathsaurus.com/ ______________________________________ Mathsaurus website: https://mathsaurus.com/ Get ready for A-level maths: https://bit.ly/getreadyforalevelmaths Instagram:   / mathsaurus   Twitter:   / mathsaurus   Facebook:   / mathsaurus   TikTok:   / mathsaurus   Calculator guide: https://bit.ly/whichcalculator Setup for online teaching/how I make my videos: https://bit.ly/teachingmathsonline