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If the distance of the point P(1, -2, 1) from the plane x + 2y - 2z = a, where a > 0 is 5, then foot of perpendicular from P to the plane is
  • a)
  • b)
  • c)
  • d)
Correct answer is option 'A'. Can you explain this answer?

Ref: https://edurev.in/question/479713/If-the-distance-of-the-point-P-1-2-1-from-the-plane-x-2y-2z-a-where-a-0-is-5-then-foot-of-perpe


Imagecalculate distance ...then u will get the plane eqn...find foot of perpendicular...HOPE U GOT IT..




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