Sets Relations And Functions Formulas for JEE 2026
13 formulas in Sets Relations And Functions (Maths) How many can you recall?
Composition of functions
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Inverse function (bijection requirement)
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Injective, surjective, bijective definitions
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Domain and range from a rule
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Reflexive, symmetric, transitive checks
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Equivalence classes partition the set
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Types of relations (reflexive, symmetric, transitive, equivalence)
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Set difference via intersection
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De Morgan's laws (sets)
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Cardinality of the power set
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Cartesian product of sets
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Inclusion–exclusion for two sets
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Inclusion–exclusion for three sets
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