Unformatted text preview: formed by rotating the xaxis counterclockwise by θ . Find all conditions on α and β such that R α and R β commute. 2. [4 marks] Let K : R m → R n and L : R n → R m be linear transformations, and let m < n . Prove that the reduced rowechelon form of the standard matrix of K ◦ L is not an identity matrix....
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 Spring '09
 FokShuen
 Linear Algebra, Algebra, matlab, Addition, Vector Space, Identity function, transformation reﬂecting vectors

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