identity
Chinese equivalent: 恒等式
identity An equation that holds for all values of the variable in its domain, such as f( - x) = - f(x) or f( - x) = f(x) in the definitions of parity.
Syllabus path: Functions › Concepts and Properties of Functions › Parity of Functions (Even/Odd)
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CSCA Mathematics Exam Glossary
Definition
identity An equation that holds for all values of the variable in its domain, such as f( - x) = - f(x) or f( - x) = f(x) in the definitions of parity.
Related tutorial and examples
Parity of Functions (Even/Odd)
Parity of Functions (Even/Odd) 1. Concept Parity describes the symmetry of a function's graph. It is a global property. Core Prerequisite: The domain D MUST be symmetric about the origin. If x ∈ D, then - x ∈ D. Given the domain is symmetric: Even Function: Definition: For all x …
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