允許學生個人、非營利性的圖書館或公立學校合理使用 本
... Consider the inequality 2 x < 6 . This is an inequality involving one unknown. The inequality is valid when x is substituted the value of 2 ; the inequality however becomes invalid when x is substituted the value of 3. Similar to solving equations, we say that 2 is a solution to the inequality 2 x < ...
... Consider the inequality 2 x < 6 . This is an inequality involving one unknown. The inequality is valid when x is substituted the value of 2 ; the inequality however becomes invalid when x is substituted the value of 3. Similar to solving equations, we say that 2 is a solution to the inequality 2 x < ...
