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If the ratio of the roots of ax^2+2bx+c=...

If the ratio of the roots of `ax^2+2bx+c=0` is same as the ratio of the roots of `px^2+2qx+r=0` then (i)` b^2/(ac)=p^2/(qr)` (ii) ` b/(ac)=p/(qr)` (iii) ` b^2/(ac)=q^2/(pr)` (iv)` b/(ac)=q^2/(pr)`

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