TS EAMCET 7 May 2018 Shift 1 Solved Paper

Section: Mathematics
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Question : 50 of 160
 
Marks: +1, -0
If x + ky - 4 = 0 and x + y - 5 = 0 are conjugate lines with respect to the circle (x−1)2+(y−1)2 = 3 , then k =
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