Читать книгу Basic Math & Pre-Algebra All-in-One For Dummies (+ Chapter Quizzes Online) - Mark Zegarelli - Страница 71

The simplest inequality is ≠, which you use when two quantities are not equal. For example,

You can read ≠ as “doesn’t equal” or “is not equal to.” Therefore, read as “two plus two doesn’t equal five.”