高中数学代数与函数一其他练习题111
题目内容

在平面直角坐标系中,O是坐标原点,两定点A,B满足 http://picflow.koolearn.com/upload/papers/20140824/20140824044451619765.png,则点集 http://picflow.koolearn.com/upload/papers/20140824/20140824044451634949.png,|λ|+|μ|≤1,λ,μ∈R}所表示的区域的面积是(  )

2021-07-19

A.http://picflow.koolearn.com/upload/papers/20140824/20140824044451650421.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824044451665419.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824044451681412.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824044451697405.png

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