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albertthesav
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albertthesav
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+8
Need help: angle between two vectors formula PROOF
If a and b are both vectors, then cos(x) = (a*b)/(|a|*|b|).
I don't understand why this cos(x) equals the right side of the equation. Can somebody explain, or better yet, could somebody prove the formula?
hairyberry
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albertthesav
Mar 6, 2024
0
26
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+8
Urgent triq question
Given and , find
hairyberry
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albertthesav
Mar 3, 2024