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Inequalities On a Number Line

Mathematics · Class 10

Open and closed endpoints show whether boundary values are excluded or included.

inequalities on a number line
understand the idea
apply it carefully
keep the ideas separate
Inequalities On A Number Line: Open and closed endpoints show whether boundary values are excluded or included.
WHAT — INEQUALITIES ON A NUMBER LINE: Open and closed endpoints show whether boundary values are excluded or included.
HOW — Use the idea: Identify what is given, select this topic's rule or evidence, apply it one step at a time, and check
CORE UNDERSTANDING: Open and closed endpoints show whether boundary values are excluded or included.

Right triangle — Inequalities On a Number Line — original sketch for this lesson (not copied from a textbook).