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NDA2012MathematicsBasics of MathematicsActual

If ( ₃ x ) ( _x 2 x ) ( _ 2 x y )= _x x^2 , then what is y equal to?

Options

  1. A4.5
  2. B9
  3. C18
  4. D27

Correct answer

B. 9

Step-by-step solution

aligned & x 3 2 x x y 2 x =2 & ₃ y=2 aligned y=9 .

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