Quadratic EquationEasy
Question
The roots of the equation
(a2 + b2) x2 − 2(bc + ad) x + (c2 + d2) = 0 are equal, if -
(a2 + b2) x2 − 2(bc + ad) x + (c2 + d2) = 0 are equal, if -
Options
A.ab = cd
B.ac = bd
C.ad+ bc = 0
D.None of these
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