Chapter 1 - Section 1.1 - Algebraic Expressions, Real Numbers, and Interval Notation - Exercise Set - Page 13: 63

Meaning: $2$ is less than or equal to $-\frac{1}{2}$. This inequality is FALSE.

Meaning: $2$ is less than or equal to $-\frac{1}{2}$. Note that $2$ is to the right of $-\frac{1}{2}$ on the number line, so $2$ is greater than $-\frac{1}{2}$. Thus, the inequality is FALSE.