高中数学代数与函数一函数练习题69
题目内容

函数 http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image087.pnghttp://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image088.png为偶函数,且 http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image089.png恒成立, http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image090.png时,http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image091.png,则当 http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image092.pnghttp://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image021.png等于( )

2021-08-03

A.http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image093.png

B.http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image094.png

C.http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image095.png

D.http://picflow.koolearn.com/upload/2012-09/06/44601cb9-89da-498c-b940-255af797ab22/paper.files/image096.png

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