If α1,α2,α3,⋯αn are the roots of the equation (x−β1)(x−β2)⋯…(x−βn)=A and if the equation having β1,β2,β3,βn as the roots is (x−α1)(x−α2)………(x−αn)=k, then k=
A
A
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B
−A
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C
Aα1α2…αn
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D
−Aα1α2…αn
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Solution
The correct option is B−A As α1,α2,α3,αn are roots of