Mathematics
Senior High
高一の数学ａです
(1)(2)共に解き方を教えてください🙏🏻
5 A=|x|-1≦x≦ 2, x は実数},B={x|-3<x<1, x は実数について,
次の集合を求めよ。
(1) ANB
(2) AUB
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