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\u3000\u3000M1x1%+M2x2%=M3x3%<\/p>\n\n\n\n
\u3000\u3000\u7b49\u5f0f\u4e24\u8fb9\u4e58\u4ee5100\uff1aM1x1+M2x2=M3x3<\/p>\n\n\n\n
\u3000\u3000\u56e0M3=M1+M2 \u4ee3\u5165\u4e0a\u5f0fM1x1+M2x2=(M1+M2)x3<\/p>\n\n\n\n
\u3000\u3000\u79fb\u9879M1(X1-X2)=M2(x3-x2) M1\/M2=(x3-x1)\/(x1-x3)<\/p>\n\n\n\n
\u3000\u3000\u4e0a\u8ff0\u5173\u7cfb\u5f0f\u7528\u56fe\u89e3\u6cd5\u8868\u793a\uff0c\u5373\u5f97\u4ea4\u53c9\u5173\u7cfb\uff1a<\/p>\n\n\n\n