数学 高校生 約5年前

これどういうことですか？ 全然意味がわかりません！ 誰か解説お願いします🙇‍♀️

1 Write using set notation: sa Sisan element of set . b たisnotanelementofset 9. < 14 js not an element of the set of all odd numbers. d Therc are 9 clemcnts in set Y.

数学 高校生 約5年前

マーカー部分はどのように訳せばいいのでしょうか？

time they leave elementary school. 3The point is whether children become more aggressive by watching violence on TV. 4Im fact。 one survey reveals that most young people themselves thought that TV violence was one of the factors that brought about aggreSSive actS among their peers. ed<