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Let A(2, 3, 5) and C(–3, 4, –2) be opposite vertices of a parallelogram ABCD. If the diagonal , k ˆ 3 j ˆ 2 i ˆ BD + + = then the area of the parallelogram is equal to:

1. 306 2 1
2. 474 2 1
3. 586 2 1
4. 410 2 1

Correct answer: 474 2 1

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