题目内容
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[主观题]
设正数序列{xn}单调上升且有界，证明级数收敛．
设正数序列{xn}单调上升且有界，证明级数∑（Xn+1-Xn)收敛．
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—What about Mr. Wang's teaching？—_______.
A．well
B．as well
C．the best
D．as good
更多“设正数序列{xn}单调上升且有界，证明级数收敛．”相关的问题
第2题
A: What's ________name？ B: _________name is Wang Mei. A: What do __________do？ B: I'm a doctor.
第3题
What's Mr. Wang doing？A．He's speaking to someone else on the telephone.B．He's answering so
What's Mr. Wang doing？
A．He's speaking to someone else on the telephone.
B．He's answering someone's questions.
C．He's working in his la
第5题
听力原文：W：Professor Wang's car has got a scratch，M：What a shame! But maybe I can give him
听力原文：W：Professor Wang's car has got a scratch，
M：What a shame! But maybe I can give him a hand with the paint with the paint work.
Q：What does the man mean？
(16)
A．He is ashamed of Prof. Wang.
B．He will congratulate Prof. Wang.
C．He will help Prof. Wang paint his car.
D．He will tell Prof. Wang the bad news.
第6题
听力原文：W：Professor Wang's car has got a scratch．M：what a shame! But maybe l can give him
听力原文：W：Professor Wang's car has got a scratch．
M：what a shame! But maybe l can give him a hand with the paint work．
Q：what does the man mean？
(16)
A．He is ashamed of Prof. Wang.
B．He will congratulate Prof. Wang.
C．He will help Prof. Wang paint his car.
D．He will tell Prof. Wang the bad news.
第7题
What is the size of Mr. Wang's team？A．A total of 8.B．A total of 10.C．A total of 20.
What is the size of Mr. Wang's team？
A．A total of 8.
B．A total of 10.
C．A total of 20.
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