Question bankVectors

Vectors

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$a=(32)\mathbf{a} = \begin{pmatrix} 3 \\ 2 \end{pmatrix}$ and $b=(−15)\mathbf{b} = \begin{pmatrix} -1 \\ 5 \end{pmatrix}$

Work out $3a+b3\mathbf{a} + \mathbf{b}$ as a column vector.

[2]

Question bankVectors

96%

$a=(32)\mathbf{a} = \begin{pmatrix} 3 \\ 2 \end{pmatrix}$ and $b=(−15)\mathbf{b} = \begin{pmatrix} -1 \\ 5 \end{pmatrix}$

Work out $3a+b3\mathbf{a} + \mathbf{b}$ as a column vector.

[2]

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