设0<a<6,g(x)在[a,a+b]上连续,在(a,a+b)内可导,且f(a)=b

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问题:

设0<a<6,g(x)在[a,a+b]上连续,在(a,a+b)内可导,且f(a)=b,f(b)=a,f(a+b)=a+b,证明存在一点ξ∈(a,a+b)使得f'(ξ)+g'(ξ)[f(ξ)-ξ|=1.

考点:普通考研考研数学(三)考研数学三
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根据短文内容和首字母提示,在下文空格处填入适当的词使短文完整。(每空一词)

Welcome to Moonlight Middle School! We are very h 小题1: to welcome you to our new school! Let me tell you about it.

Moonlight Middle School is a beautiful and m  小题2: school. Walk through our school gate you can see a big 小题3:. Students always have a good t 小题4:  here doing after-school activities.

In front of you are our classrooms. We have twenty of t  小题5:  and they are all big and bright. Beside the classrooms is the library. You can b  小题6: all kinds of books you like there. The art and music b  小题7: is behind the library. We have four art rooms on the g 小题8: floor, and four music rooms on the first floor. You can draw pictures and play music there. Next to it is our school hall. It is very big and we usually have m  小题9:in it.

We hope you enjoy b  小题10:  a student at Moonlight Middle School.

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抑制细菌依赖DNA的RNA聚合酶(DDRP)的药物()

A.环丙沙星

B.氟康唑

C.异烟肼

D.阿昔洛韦

E.利福平

题型:问答题

下列关于类风湿因子说法正确的是()

A.在大部分正常人类风湿因子可以出现低滴度阳性

B.其滴度与类风湿关节炎病情活动性、严重性无关

C.是属于IgM型的自身抗体

D.在某些慢性感染性疾病及恶性肿瘤的患者血清中可出现阳性

E.类风湿因子阴性可以排除类风湿关节炎的诊断

题型:问答题

如果与一国居民发生经济金融交易的他国居民为民间主体,国家通过外汇管制、罚没或国有化等政策法规限制民间主体的资金转移,使之不能正常履行其商业义务,从而使该国居民蒙受经济损失,这种可能性就是( )

A.主权风险

B.政治风险

C.转移风险

D.法律风险

题型:问答题

平桥一般作为步行桥,钢筋混凝土桥板厚度为(),()配筋。

A、0.1m—0.15m;单层单向

B、0.15m—0.2m;双层双向

C、0.1m—0.15m;双层双向

D、0.15m—0.2m;单层单向

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