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MHT CET20227 Aug 2022Evening ShiftMathematicsVector AlgebraActual

If | a |= 26 ,| b |=7 and | a b |=35 , then a b =

Options

  1. A5 26
  2. B26
  3. C7
  4. D7 26

Correct answer

C. 7

Step-by-step solution

aligned & | a |= 26 ,| b |=7,| a b |=| a || b | =35 & 26 7 =35 & = 5 26 & = 1 26 aligned Now a b =| a || b | = 26 7 1 26 = 7

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