高中数学代数与函数一函数练习题86
题目内容

下列对应法则 http://picflow.koolearn.com/upload/2012-11/08/52345aea-bd38-41c8-872c-dc29d46b4767/paper.files/image039.png中,构成从集合 http://picflow.koolearn.com/upload/2012-11/08/52345aea-bd38-41c8-872c-dc29d46b4767/paper.files/image040.png到集合 http://picflow.koolearn.com/upload/2012-11/08/52345aea-bd38-41c8-872c-dc29d46b4767/paper.files/image041.png的映射是(     )

2021-08-04

A.http://picflow.koolearn.com/upload/2012-11/08/52345aea-bd38-41c8-872c-dc29d46b4767/paper.files/image042.png

B.http://picflow.koolearn.com/upload/2012-11/08/52345aea-bd38-41c8-872c-dc29d46b4767/paper.files/image043.png

C.http://picflow.koolearn.com/upload/2012-11/08/52345aea-bd38-41c8-872c-dc29d46b4767/paper.files/image044.png

D.http://picflow.koolearn.com/upload/2012-11/08/52345aea-bd38-41c8-872c-dc29d46b4767/paper.files/image045.png

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