ISRO Mechanical & Aerospace 2011 - Question 77

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The image of the point (1,2,3) in the plane 2x + y + z = 13 is

  • A. (5,4,5)
  • B. (5,5,4)
  • C. (3,3,4)
  • D. (4,5,5)

Answer: A. (5,4,5)

Explanation: Calculating the image point across the plane yields (5,4,5).

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