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【简答题】
(2012·太原模考)已知函数f(x)的定义域为[0,1],值域为[1,2],则函数f(x+2)的定义域为____,值域为____.
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反馈参考答案：
举一反三
【简答题】当进入了AutoCAD环境中时,缺省时(默认)所建立的坐标系统为 ________ ____;
【简答题】含有理想运算放大器的电阻电路如图所示，试求u O 与u S 的关系式。
【单选题】Directions: There are three passages in this part． Each passage is followed by some questions or unfinished statements． For each of them there are four choices marked A, B, C and D． You should decide ...
A.
critical
B.
questioning
C.
approving
D.
objective
【单选题】Directions: There are three passages in this part. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A, B, C and D. You should decide ...
A.
warn young people of the hardships that a successful writer has to experience
B.
advise young people to give up their idea of becoming a professional writer
C.
show young people it’s unrealistic for a writer to pursue wealth and fame
D.
encourage young people to pursue a writing career
【简答题】在AutoCAD中,系统默认的坐标系为 , 用户也可以根据需要定义 。
【简答题】运算电路如下图所示，已知三个输入量u 1 ，u 2 和u 3 与输出量u o 的关系满足u o =au 1 +bu 2 -4.2u 3 。试求系数a，b和电阻R 4 的值。
【单选题】Directions: There are three passages in this part. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A, B, C, and D. You should decide...
B.
Scientists in India
C.
Officials in the United Nations
D.
Researchers in Europe.
【单选题】The author in the passage uses the following devices in his writing EXCEPT ______.
A.
questions
B.
narrative
C.
ogy
D.
comment
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