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【简答题】
解方程或解比例. 4χ=32.t 4 7 :χ= t 13 : 1 一 1 2 Χ- 1 3 Χ = 3 5 :2.5=1:一.
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【简答题】A.Because it's interesting. B.Because it's enjoyable. C.Because it's economical. D.Because it's practical.
【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
【单选题】已知三阶方阵A的特征值为【图片】,则【图片】
A.
0
B.
1
C.
-3
D.
4
【简答题】A.Because it's shining. B.Because it's rare. C.Because it's expensive. D.Because it came from ancient times.
【简答题】唐僧团队是一个知名的团队,经常在讲课的时候被作为典范来讲,但是这个团队的绩效管理似乎做得并不好。这里有一个关于他们团队的绩效管理的故事。 话说,唐僧团队乘坐飞机去旅游,途中飞机出现故障需要跳伞。不巧的是,四个人只有三把降落伞,为了做到公平,师傅唐僧就对各位徒弟进行了考核,考核过关就可以得到一把降落伞,考核失败就自由落体,自己跳下去。 于是,师傅问孙悟空:“悟空,天上有几个太阳?”悟空不假思索地答道...
【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 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.
【单选题】设三阶方阵【图片】的特征值为【图片】则【图片】
A.
9
B.
C.
6
D.
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