Quadratic EquationHard
Question
If α, β are roots of the equation px2 + qx − r = 0, then the value of 
is equal to -
is equal to -Options
A.
(3pr + q2)
(3pr + q2)B.
(3pr + q2)
(3pr + q2)C.(3pr − q2)
(3pr − q2)D.
(3pr + q2)
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