Identity Definition (Illustrated Mathematics Dictionary) - Math Is Fun

Math is Fun ABCDEFGHIJKLMNOPQRSTUVWXYZ Definition of Identity more ... Identity

An equation that is true no matter what values are chosen.

Example: a/2 = a × 0.5 is true, no matter what value is chosen for "a"

See: Equation, Variable, Trigonometry Triangle Identities Copyright © 2025 Rod Pierce

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