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If the sum of the roots of the quadratic equation `ax^2 + bx + c = 0` is equal to the sum of the square of their reciprocals, then `a/c,b/a` and `c/b` are in

A

G.P.

B

H.P.

C

A.G.P.

D

A.P.

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The correct Answer is:
B
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