[" a,b,"c" are non-zero distinct real nu...

[" a,b,"c" are non-zero distinct real numbers,common root of equation "],[(a-b)x^(2)+(b-c)x+(c-a)=0,c(a-b)x^(2)+a(b-c)x+b(c-a)=0" is "],[[" (A) "-1," (B) "2," (C) "1," (D) none of these "]]

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