Find the matrix A of the orthogonal projection onto the line L in(adsbygoogle = window.adsbygoogle || []).push({}); R^{2}that consists of all scalar multiples of the vector [2 5]^{T}.

OK...I really don't know how to start off with this problem. If somehow could just help me out there I will try to muddle my way through the rest ! Thanks.

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# Homework Help: Linear algebra !

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