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【单选题】
我国市场已经成为跨国连锁集团拓展业务的首选目标之一。家乐福、、罗林等国际著名商业企业纷纷进入我国,国内市场国际化的特征十分明显。国内市场国际化
A.
是我国发展民族经济的一种战略
B.
是当今世界经济全球化的重要表现
C.
不符合社会生产力发展的要求,应予以抑制
D.
是加快我国经济发展的主要动力
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【单选题】已知三阶方阵A的特征值为1,-1,2,则方阵【图片】的行列式为
A.
88
B.
-88
C.
80
D.
40
【单选题】三阶方阵A的特征值为1,2,3则【图片】的特征值为‍
A.
0,2,6
B.
0,1,2
C.
1,2,3
D.
3,4,9
【简答题】三阶方阵A的特征值为1,-1,2,则【图片】的特征值为( )
【简答题】三阶方阵A特征值为3,-1,2,则【图片】的特征值为 .
【单选题】已知三阶方阵A的特征值为1,-1,2, 则矩阵【图片】的特征值为
A.
4,2,11
B.
4,4,10
C.
4,2,10
D.
4,2,5
【简答题】A.Because they are alike. B.Because the man's briefcase has a lock. C.Because the man's briefcase is smaller. D.Because she doesn't have a briefcase.
【简答题】A.Because she helped him in the kitchen. B.Because it's the girl's birthday. C.Because she can't cook well. D.Because her father enjoys cooking.
【简答题】A.Because it serves only a few specialties. B.Because it's too crowded. C.Because it's too costly. D.Because the service is too slow.
【简答题】A.Because it serves only a few specialties. B.Because it's too crowded. C.Because it's too costly. D.Because the service is too slow.
【简答题】A.Because it serves only a few specialties. B.Because it's too crowded. C.Because it's too costly. D.Because the service is too slow.
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