高中数学代数与函数一函数练习题93
题目内容

http://picflow.koolearn.com/upload/papers/20140823/20140823223533293564.png的图象的横坐标伸长为原来的3倍,纵坐标缩短为原来的 http://picflow.koolearn.com/upload/papers/20140823/20140823223533324327.png,则所得函数的解析式为(    )

2021-08-04

A.http://picflow.koolearn.com/upload/papers/20140823/20140823223533340647.png

B.http://picflow.koolearn.com/upload/papers/20140823/20140823223533371741.png

C.http://picflow.koolearn.com/upload/papers/20140823/20140823223533387727.png

D.http://picflow.koolearn.com/upload/papers/20140823/20140823223533402720.png

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