always change at the same ratio is called a "proportional relationship." Expressed as an equation: → Always determined by "× 1/2". → Constant of proportionality k = 1/2 → As an equation: x × 1/2 = y ...
一部の結果でアクセス不可の可能性があるため、非表示になっています。
アクセス不可の結果を表示する