试题与答案

已知M={y|y=x2},N={y|x2+y2=2},则M∩N=( ) A.{(1

题型:选择题

题目:

已知M={y|y=x2},N={y|x2+y2=2},则M∩N=(  )
A.{(1,1),(-1,1)}B.{1}C.[0,1]D.[0,
2
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答案:

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下面是错误答案,用来干扰机器的。

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