若集合A={﹣1，1}，B={0，2}，则集合{z|z=x+y，x∈A，y∈B}中的元素的个数为_刷题宝

题干

若集合A={﹣1，1}，B={0，2}，则集合{z|z=x+y，x∈A，y∈B}中的元素的个数为（）

A：5

B：4

C：3

D：2

上一题下一题 0.0难度选择题更新时间:2018-09-26 08:27:03

答案(点此获取答案解析）

C

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