Class 11

Coordinates of two fixed points A and B are (a, 0) and (-a, 0). Find coordinates of moving point P when

  • PA 2 + PB 2 = 18

  • PA = nPB, where n is a constant

  • PA + PB = 2c

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Sk Sen
Nov. 20, 2017, 10:19 p.m.

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