高中数学代数与函数一函数练习题59
题目内容

函数y=( http://picflow.koolearn.com/upload/2014-06/12/2e8f04db-44d5-4b88-9bae-f9bc5d2b362f/paper.files/image001.png) http://picflow.koolearn.com/upload/2014-06/12/2e8f04db-44d5-4b88-9bae-f9bc5d2b362f/paper.files/image002.png的单调递增区间是(  )

2021-08-03

A.[-1,http://picflow.koolearn.com/upload/2014-06/12/2e8f04db-44d5-4b88-9bae-f9bc5d2b362f/paper.files/image001.png]

B.(-∞,-1]

C.[2,+∞)

D.[http://picflow.koolearn.com/upload/2014-06/12/2e8f04db-44d5-4b88-9bae-f9bc5d2b362f/paper.files/image001.png,2]

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