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Given that alpha, gamma are roots of the...

Given that `alpha`, `gamma` are roots of the equation `Ax^(2)-4x+1=0` and `beta`, `delta` are roots of the equation `Bx^(2)-6x+1=0`. If `alpha`, `beta`,`gamma` and `delta` are in `H.P.`, then

A

A=3,B=3

B

A=-3,B=8

C

A=3 , B=-8

D

A=-3 , B=-8

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