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AP EAMCET Engineering 22 Apr 2019 Shift 2 Paper

Section: Mathematics
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Question : 53 of 160
 
Marks: +1, -0
For the system of circles given by (x2+y22gx) + λ (x2+y2+2fy+k) = 0 , where g ≠ 0 , f ≠ 0 and is a parameter, if the line joining the point circles of the system subtends a right angle at the origin , then
k
f2
 =
Validate
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