Uo1=(1+R2/R1)Ui1Uo=-R1/R2Uo1+ (1+R1/R2)Ui2 = -R1/R2* (1+R2/R1)Ui1 + (1+R1/R2)Ui2 = (1+R1/R2)Ui2-(1+ R1/R2)Ui1 = (1+R1/R2)(Ui2-Ui1)如果对你有帮助,就请采纳我,谢谢你的支持!!