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দৃশকল্প-১: ( p(x)=(x-a)(x-b)+(x-b)(x-c)+(x-c)(x-a) . ) দৃশকল্প-২: ( ax^ 2 +b x+c=0…(i) ) ( c x^ 2 -2 b x+4 a=0…(ii) ) | Suva Ai