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font-size: 406px; font-family: \"Times New Roman\", serif; } .w66322377509s .font2 { font-size: 373px; font-family: Symbol, serif; } .w66322377509s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 2 2 B æö ç÷ = ç÷ ç÷ èø 则BA=( )",[8,9,10,11],"11","(11)",".w66322377493s .brush0 { fill: rgb(255,255,255); } .w66322377493s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w66322377493s .font0 { font-size: 406px; font-family: \"Times New Roman\", serif; } .w66322377493s .font1 { font-size: 373px; font-family: Symbol, serif; } .w66322377493s .font2 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 123 246 246 æö ç÷ ç÷ ç÷ èø",".w66322377476s .brush0 { fill: rgb(255,255,255); } .w66322377476s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w66322377476s .font0 { font-size: 406px; font-family: \"Times New Roman\", serif; } .w66322377476s .font1 { font-size: 373px; font-family: Symbol, serif; } .w66322377476s .font2 { font-weight: bold; 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