Other inequalities
Solve inequalities by separating cases for absolute values, denominators, and signs.
Meaning
Absolute-value and rational expressions can change meaning or sign across intervals. Splitting at boundary points helps account for all conditions.
Example
Practice for this concept
Scope and references
Topics
Absolute-value inequalities, signs of polynomial and rational expressions, splitting into cases
Learning goal
Solve inequalities by separating cases for absolute values, denominators, and signs.
Helpful background
Explore absolute value and expression domains.
Other inequalities
These ordinary choice questions provide limited practice in this concept. They do not establish independent solution, full-concept performance, or mastery.