Question
Fill in the blank to correctly complete each sentence. (GRAPH CAN'T COPY).The vector $\mathbf{u}=\langle 4,-2\rangle$ is written in $\mathbf{i}, \mathbf{j}$ form as _____.
Step 1
In this form, a vector $\mathbf{v}$ with coordinates $(a, b)$ is written as $a\mathbf{i} + b\mathbf{j}$, where $\mathbf{i}$ and $\mathbf{j}$ are unit vectors in the x and y directions, respectively. Show more…
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