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The vectors 60 i +3 j , 40 i -8 j & i -52 j are collinear if:

Options

  1. A=20
  2. B=40
  3. C=-40
  4. D=26

Correct answer

C. =-40

Step-by-step solution

For collinear of given vectors aligned & -8-3 40-60 = -52+8 -40 & -11 -20 = -44 -40 & -40=-80 & =-40 aligned

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