Precalculus Quiz
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MATRIX OPERATIONS & APPLICATIONS
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The matrix R=(0−110)R=\begin{pmatrix}0 & -1\\1 & 0\end{pmatrix} represents a 90∘90^\circ counterclockwise rotation. What vector results from applying this transformation to v=(2−3)\mathbf{v}=\begin{pmatrix}2\\-3\end{pmatrix}? (That is, find RvR\mathbf{v}.)
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