$\"\"$

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The vectors are $\"\"$ and $\"\"$ .

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Draw the vectors of $\"\"$ and $\"\"$ .

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$\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$ .

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Substitute $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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Graph :

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Graph the vectors $\"\"$ , $\"\"$ , $\"\"$ , $\"\"$ .

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$\"\"$

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$\"\"$

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Graph :

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Graph the vectors $\"\"$ , $\"\"$ , $\"\"$ , $\"\"$ is

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$\"\"$ .