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函数y=sinx的定义域为[a,b],值域是,则b-a的最大值与最小值之和是( ...
函数y=sinx的定义域为[a,b],值域是
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100726066773570/SYS201311031007260667735011_ST/0.png)
,则b-a的最大值与最小值之和是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100726066773570/SYS201311031007260667735011_ST/1.png)
B.2π
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100726066773570/SYS201311031007260667735011_ST/2.png)
D.4π
考点分析:
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