TS EAMCET 03 May 2019 Shift 1 Solved Paper

Section: Mathematics

Question : 52 of 160

Marks: +1, -0

Each of the two orthogonal circles C1 and C2 passes through both the points (2 , 0) and (- 2 , 0). If y = mx + c is a common tangent to these circles, then

c2 = 4 (1 + 2m2)
c2 = 2 (1 + 2m2)
c2 = 1 + m2
c2m2 = 4 (1 + m2)

Validate

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