$\"\"$

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The vector is $\"\"$ .

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Direction cosines for the vector $\"\"$ are $\"\"$ and $\"\"$ .

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Where $\"\"$ is magnitude of the vector $\"\"$ .

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$\"\"$ .

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Magnitude of the vector $\"\"$ is $\"\"$ .

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Direction cosines of the vector $\"\"$ are $\"\"$ and $\"\"$ .

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$\"\"$

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Direction angles of the vector $\"\"$ are $\"\"$ and $\"\"$ .

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Direction angles of the vector $\"\"$ are $\"\"$ and $\"\"$ .

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Therefore, the direction cosines of the vector are $\"\"$ .

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The direction angles are $\"\"$ .

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$\"\"$

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Therefore, the direction cosines of the vector are $\"\"$ .

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The direction angles are $\"\"$ .