-证明:P119页16.2.3如图,设,证明。i431Fo1uRRRRu4FRR0,0iiuui41F1F1F,u,uiiiiRR44o34RuuRRi431Fo1uRRRRu整理后得Fi1iiu1RR2-++ouFR3RR4u4+解:P119页16.2.6求uo与ui的运算关系式。o1uo2ui1Fo1RuRuo1o1o2uRuRui1Fo1o1o1o2o2RuRuuuuuiu1RR2-++ouFRRR2-++R+-证明:P121页16.2.12如图,证明。i143232ouRRRRRRu...