ALGEBRA 2Lesson 19 of 95
Students learn that when solving a combined inequality in the form x < -3 or x > 2, "or" means "union", or everything that's mentioned in the two inequalities. And when solving a combined inequality in the form x < -3 and x > 2, "and" means "intersection", or only what's in common to more...
Elementary / Middle
High School Math
*Also referred to as Elementary Algebra or Beginning Algebra.
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