KnowraAlgebraic identityLinked fromLinked fromThe 9 pages that link to Algebraic identity, each with the reason it gives.All 9Related 5Narrower topic 3Compared with 1Geometric seriesRelated: The finite-sum formula is an identity obtained by multiplying and subtracting expressions.Quadratic formulaRelated: The derivation relies on identities such as expanding a squared binomial.Pythagorean trigonometric identityRelated: Rearranging and dividing the equation generates equivalent forms with restricted domains.Geometric mean theoremRelated: The squared-length equation can be checked and rearranged as an algebraic identity.Law of cotangentsRelated: The law can be used to replace a pairwise cotangent sum with 1.