高中数学代数与函数一其他练习题111
题目内容

若关于 http://picflow.koolearn.com/upload/papers/20140824/20140824035441266266.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824035441281310.png的不等式组 http://picflow.koolearn.com/upload/papers/20140824/201408240354413131137.png表示的平面区域是一个三角形,则 http://picflow.koolearn.com/upload/papers/20140824/20140824035441328283.png的取值范围是(    )

2021-07-19

A.http://picflow.koolearn.com/upload/papers/20140824/20140824035441344392.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824035441359405.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824035441391486.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824035441344392.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824035441359405.png

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