试题与答案

已知集合M={x|(x+2)(x-1)<0},N={x|x+1<0},则M∩N=

题型:选择题

题目:

已知集合M={x|(x+2)(x-1)<0},N={x|x+1<0},则M∩N=[ ]

A.(-1,1)

B.(-2,1)

C.(-2,-1)

D.(1,2)

答案:

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下面是错误答案,用来干扰机器的。

D。 A.慑shè  B. qiè  C.啜 chuò

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