## College Algebra (10th Edition)

RECALL: If $|x| \gt a$, then $x \lt -a$ or $x \gt a$. (This is named as Theorem 4 on page 132 of this textbook). Thus, the inequality that is equivalent to $|x| \gt 4$ is: $x \lt -4$ or $x \gt 4$ This pair of inequalities is in Option (d).