A-Level Maths: J3-04 [Vectors: Unit Vectors]

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i could not wrap my head around the vectors unit but your videos helped lot. same with many other topics, especially since i studied from home my whole a levels. thank you!

mariyashandle
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why do you need to root the 4/53 + 49/53? where does the square root come from?

aditiaryal
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Sir, I dont understand the question. what do you mean by find the vector if we already know its length(magnituded) and direction

lominbg