TS EAMCET 10-Sep-2020 Shift 1 Solved Paper

Section: Mathematics
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Question : 19 of 160
 
Marks: +1, -0
If
4x2+5x4+7
(x2+1)(x4+x2+1)
=
Ax+B
x2+1
+
Cx3+Dx2+Ex+F
x4+x2+1
, then
B+2(D+F+E)−C.A=
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