高中数学代数与函数一函数练习题62
题目内容

定义在 http://picflow.koolearn.com/upload/2015-01/12/9bb701a0-4216-45e2-a45e-3d518498e924/paper.files/image048.png上的偶函数 http://picflow.koolearn.com/upload/2015-01/12/9bb701a0-4216-45e2-a45e-3d518498e924/paper.files/image049.pnghttp://picflow.koolearn.com/upload/2015-01/12/9bb701a0-4216-45e2-a45e-3d518498e924/paper.files/image050.png上是减函数,则 (    ) 

2021-08-03

A.http://picflow.koolearn.com/upload/2015-01/12/9bb701a0-4216-45e2-a45e-3d518498e924/paper.files/image051.png

B.http://picflow.koolearn.com/upload/2015-01/12/9bb701a0-4216-45e2-a45e-3d518498e924/paper.files/image052.png

C.http://picflow.koolearn.com/upload/2015-01/12/9bb701a0-4216-45e2-a45e-3d518498e924/paper.files/image053.png

D.http://picflow.koolearn.com/upload/2015-01/12/9bb701a0-4216-45e2-a45e-3d518498e924/paper.files/image054.png

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