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Ex 1.4, 3 - Chapter 1 Class 12 Relation and Functions
Last updated at April 16, 2024 by Teachoo
Chapter 1 Class 12 Relation and Functions
Concept wise
- Relations - Definition
- Empty and Universal Relation
- To prove relation reflexive, transitive, symmetric and equivalent
- Finding number of relations
- Function - Definition
- To prove one-one & onto (injective, surjective, bijective)
- Composite functions
- Composite functions and one-one onto
- Finding Inverse
- Inverse of function: Proof questions
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Binary Operations - Definition
- Whether binary commutative/associative or not
- Binary operations: Identity element
- Binary operations: Inverse
Transcript
Ex 1.4, 3 Consider the binary operation on the set {1, 2, 3, 4, 5} defined by a b = min {a, b}. Write the operation table of the operation . Given a b = min {a, b} Here a, b {1, 2, 3, 4, 5}. Operation table is:
