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NDA2013MathematicsThree Dimensional GeometryActual

What is the distance of the line 2 x+y+2 z=3 from the origin?

Options

  1. A1 unit
  2. B1.5 units
  3. C2 units
  4. D2.5 units

Correct answer

A. 1 unit

Step-by-step solution

Distance of line drawn from origin aligned & = | 2(0)+0+2(0)-3 (2)^2+(1)^2+(2)^2 | 3 3 & =1 aligned

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