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【简答题】
已知函数 ,曲线 在点 处切线方程为 . (1)求 的值; (2)讨论 的单调性,并求 的极大值.
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皮皮学刷刷变学霸
举一反三
【单选题】All of the following are the health complaints caused by the poisonous bars EXCEPT______.
A.
flu-like symptoms
B.
nausea
C.
diarrhea
D.
heart disease
【单选题】He is trying all kinds of material to learn______ used.
A.
what of them can be
B.
that they can be
C.
which of them can be
D.
which of them be
【简答题】用于小汽车的羊绒簇绒地毯
【单选题】All that afternoon I jumped and sang and did ______ .
A.
all kinds things
B.
all kinds of things
C.
all kind of things
【判断题】The hospitality industry refers to all kinds of hotels, bars and restaurants, but doesn’t include travel agencies.
A.
正确
B.
错误
【单选题】In big cities people can ______.
A.
go to different kinds of museums
B.
see all kinds of plays and films
C.
buy things from all over the world
D.
A, B and C
【简答题】用于小汽车的羊毛簇绒地毯
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