3. Write \(\vec{v}\) as a linear combination of \(\vec{u}\) and \(\vec{w}\), where \(\vec{u} = \begin{bmatrix} 1 \\ 2 \end{bmatrix}\) and \(\vec{w} = \begin{bmatrix} 1 \\ -1 \end{bmatrix}\). \\ Show that your linear combination is equal to \(\vec{v}\) by checking your work. \\ \(\vec{v} = \begin{bmatrix} 3 \\ 0 \end{bmatrix}\)
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Step 1: We want to find scalars $a$ and $b$ such that $\vec{v} = a\vec{u} + b\vec{w}$. Show more…
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