$\"\"$

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

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Formula for determinant : $\"\"$ .

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

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Find $\"\"$ .

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The dot product of the two vectors $\"\"$ and $\"\"$ is $\"\"$ .

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$\"\"$ $\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$ .