【判断题】收款环节的主要风险包括未经授权发货或发货不符合合同约定,导致货物损失或客户与 企业的销售争议、销售款项不能收回。( )
【简答题】All my life I had loved airports.To me,they were fl kind of magic gateway to the world,but today it seemed like a cold and heartless place. “Well,here we are,the airport,'my sister said with fl sigh.A...
【简答题】min x12+x22+2x2+5 s.t. x1—2x2≥0, x1,x2≥0, 取初始点x(1)=(2,0)T.
【单选题】【程序】 * * MAIN. PRG X1=1 X2=3 DO P1 W1TH X1,(X2) ? “ X1=”+STR(X1,1),“X2=”+ STR(X2,1) X1=2 X2=4 DO P1 WITH X1,X1+ X2 ?“X1=”+STR(X1,1),“X2=”+STR(X2,1) RETURN * * P1. PRG PARA W1,W2 W1=W1 * 2 W2=W2 * 2 RE...
【简答题】收款环节的主要风险包括未经授权发货或发货不符合合同约定,导致货物损失或客户与企业的销售争议、销售款项不能收回。( ) Y、对 N、错
【简答题】用割平面法解下列问题: min x1一2x2 s.t. x1+x2≤10, 一x1+x2≤5, x1,x2≥0, 且为整数;
【简答题】将以下线性规划问题转化为标准形式 max J= 3x1 -2x2 +x3 s.t. x1 +2x2 -x3 ≤5 (1) 4x1 +3x3 ≥8 (2) x2 +x3 ≥ 6 (3) x1,x2,x3 ≥0