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ExamsJEE MainGeneral

Let , k ˆ 3 j ˆ i ˆ 2 a 1 + λ + = , k ˆ 6 j ˆ ) 3 ( i ˆ 4 b 2 + λ − + = and k ˆ ) 1 ( j ˆ 6 i ˆ 3 c 3 − λ + + = be three vectors such that a 2 b = and a is perpendicular to c . Then a possible value of ( λ 1 , λ 2 , λ 3 ) is -

  1. (1, 5, 1)
  2. (1, 3, 1)
  3. ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ − 0 , 4 , 2 1
  4. ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ − 2 , 4 , 2 1

Correct answer: ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ − 0 , 4 , 2 1

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