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AP EAMCET201725 Apr 2017Evening ShiftMathematicsVector AlgebraActual

If OA =3 i + j - k ,| AB |=2 6 and the direction ratios of AB are 1,-1,2 then | OB |=

Options

  1. A41
  2. B35
  3. C26
  4. D55

Correct answer

B. 35

Step-by-step solution

No solution. Refer to answer key.

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