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NDA2013MathematicsThree Dimensional GeometryActual

What is the distance between the planes x-2 y+z-1=0 and -3 x+6 y-3 z+2=0 ?

Options

  1. A3 unit
  2. B1 unit
  3. C0
  4. DNone of these

Correct answer

D. None of these

Step-by-step solution

x-2 y+z=1 (i) x-2 y+z= 2 3 (ii) Distance = | 1- 2 3 1+4+1 |= 1 3 6

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