高中数学代数与函数一其他练习题81
题目内容

函数y=f(x)在定义域(﹣http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103925252603.png,3)内可导,其图象如图所示.记y=f(x)的导函数为y=f"(x),则不等式f"(x)≤0的解集为http://picflow.koolearn.com/upload/papers/g02/20120922/2012092210392606312849.png

2021-07-15

A.[﹣http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103926544554.png,1]∪[2,3)

B.[﹣1,http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103927012559.png]∪[http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103927429616.pnghttp://picflow.koolearn.com/upload/papers/g02/20120922/20120922103927845567.png]

C.[﹣http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103928269564.pnghttp://picflow.koolearn.com/upload/papers/g02/20120922/20120922103928686533.png]∪[1,2)

D.(﹣http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103929106564.png,﹣http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103929522526.png]∪[http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103929983533.pnghttp://picflow.koolearn.com/upload/papers/g02/20120922/20120922103930404584.png]∪[http://picflow.koolearn.com/upload/papers/g02/20120922/20120922103930824584.png,3)

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