Consider the following statements in respect of the vectors
u₁ = (1, 2, 3), u₂ = (2, 3, 1),
u₃ = (1, 3, 2) and u₄ = (4, 6, 2)
1. u₁ is parallel to u₄
2. u₂ is parallel to u₄
3. u₂ is parallel to u₃
Which of the statements given above is/are correct?
1 only
2
3 only
1 and 3
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