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The angle between two adjacent sides →a and →b of a parallelogram is π6. If →a=(2,2,−1) and |→b|=2|→a|, then area of this parallelogram is |
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Answer» The angle between two adjacent sides →a and →b of a parallelogram is π6. If →a=(2,2,−1) and |→b|=2|→a|, then area of this parallelogram is |
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