Mathematics
Senior High
(2)の解き方をわかりやすく解説して欲しいです🙏
xxは10以下の自然数とする。 次の2つの集合A,Bの間に成り立つ関係を
号, = を用いて表せ。
(1) A={xx2U, xは自然数}, B={1, 2, 3}
台
A = {1, 2, 3}
12 A={xxEU, x-7|<3},B={xxEU,3(x-2)>8
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