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Grade 12th passAnalytical Geometry

Solve it please...I want solution...And the method by which it is solvedPlease

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Profile image of alex vidal
8 Years agoGrade 12th pass
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1 Answer

Profile image of Prajwal
8 Years ago
This is a case of pole and polar 
Eqn of chord of contact is XX1 +yy1 -1=0     (t=0)
Eqn of line is 2x+y=4 
On comparing the coff X and y we get X=1/2 and y=1/4