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Let k ˆ 2 j ˆ i ˆ 3 PR − + = and k ˆ 4 j ˆ 3 i ˆ SQ − − = determine diagonals of a parallelogram PQRS and k ˆ 3 j ˆ 2 i ˆ PT + + = be another vector. Then the volume of the parallelepiped determined by the vectors PQ , PT and PS is -
- 5
- 20
- 10
- 30
Correct answer: 10
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