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If alpha,beta are the nonzero roots of ...

If `alpha,beta` are the nonzero roots of `a x^2+b x+c=0` and `alpha^2,beta^2` are the roots of `a^2x^2+b^2x+c^2=0`, then `a ,b ,c` are in (A) G.P. (B) H.P. (C) A.P. (D) none of these

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