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Help with vectors
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If v = i + 2j and w = 3i + 6j, then the projection of v onto w is:
\[\frac{ 3+12 }{ ||w||^2 }(w)\]
\[\frac{ 15 }{ ||w||^2}(w)\]
\[\frac{ 15 }{ ||3\sqrt5||^2 }(3,6)\]
3*3=9 sqrt5^2=5 9*5=45
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\[\frac{ 15 }{ 45 }(3,6)\]
(1i,2j)
@rational can you confirm?
Correct.
Thank you for confirming :)
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yw
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