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OfflinePosted on : 12:16:04 AM on December 19, 2010
AB is a variable line sliding between the co-ordinates axes in such a way that A lies on X-axis and B lies on Y-axis. if P is a variable point on AB such that PA=b, PB=a, AB=a+b, then equation of locus on P is ?
(Originally referred to: Souradeep Majumder)
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Answers :
  aayushi | Posted on : 10:41:42 PM on January 03, 2011 take pts A and B as (x,0) and (0,y). 1.find P using section formula 2.find eqn. of AB. 3.Satisfy P in above eqn. |
 Comment ! | |
| Karthik Hegde | Posted on : 07:59:08 PM on February 13, 2011 Let locus be (x,y). Let A & B be (h,0) (0,k). now use section
formulae for A & B to get P in terms of h and k. Convert it to x
y. Now substitute in line eq to gt locus. |
| Comment ! | |
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