What is the reciprocal of 求翻译

如果a 和 b 是 x（2x-7）+1=0的根,用x重组另一个二次方程,它的根是a 和 b 的 负数倒数.if a and b is the roots of the quadratic equation x（2x-7）+1=0,form a quadratic equation in x whose roots are the neagtive of the reciproc what is the date what is the meaning? What is the matter? what is the story What is the happiness? What is the love? what is the pencil what is the matter? what is the matter? what is the love? what is the fuck? What is the man? what is the hell what is the time what is the problem what is the trick? what is the mean?what is the mean?what is the mean?what is the mean?