TS EAMCET 10-Sep-2020 Shift 1 Solved Paper

Section: Mathematics
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Question : 31 of 160
 
Marks: +1, -0
In a quadrilateral ABCD, the point P divides DC in the ratio 1 : 3 internally and Q is the midpoint of AC. If
−
AB
+
−
AD
+
−
BC
−2
−
DC
=λ
−
PQ
, then the value of λ is
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