Quadratic EquationMedium
Question
Ifα,β ,are roots of the equation x2 + px − q = 0 and , δ,γ are roots of x2 + px + r = 0, then the value of (α − γ) (α − δ) is-
Options
A.p + r
B.p − r
C.q − r
D.q + r
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