Finding the Magnitude of a Vector

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IGCSE Maths revision tutorial video.

Contents
0:00 Finding the magnitude of a column vector
4:00 Finding a vector and then finding its magnitude
8:43 Another exam style question on finding the magnitude

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Thank you for this video the best one on the magnitude of a vector I could find!

isismae
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In your first example, why is it positive 7 and not negative 7? Also gow do you now the vector is to the left

evamooney
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sadly, I have not watched every single one of your videos so I have absolutely no idea what any of this means... One day tho.

Swappr
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Hi Sir please make more
Videos on Edexcel IGCSE soon. Please exams in May

MCW