TS EAMCET 14-Sep-2020 Shift 2 Solved Paper
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Question : 53 of 160
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If the radical axis o f the circles x 2 + y 2 + 2 α x + 2 β y + c = 0 and
x 2 + y 2 +
x + 4 y + c = 0 touches the circle x 2 + y 2 + 2 x + 2 y + 1 = 0 , then 4 α β − 8 α − 3 β + 10 =
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