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AP EAMCET201824 Apr 2018Evening ShiftMathematicsVector AlgebraActual

If c =2 i + j -2 k , b = i + j and a =3 i + j - k , then ( a ( b c )) c =

Options

  1. A2 i -2 j + k
  2. B18 i -18 j -9 k
  3. C-18 i +18 j -9 k
  4. D18 i -18 j +9 k

Correct answer

C. -18 i +18 j -9 k

Step-by-step solution

No solution. Refer to answer key.

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