TS EAMCET 18-July-2022 Shift 2 Solved Paper

Section: Mathematics
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Question : 51 of 160
 
Marks: +1, -0
If m1,m2 are the slopes of the tangents drawn from a point (1,−3) to the circle x2+y2−6x+4y+12=0 then 9(m12+m22)=
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