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Relations and Functions
Mathematics · Chapter 1 · Unit 1: Relations and Functions
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30 cards for quick recall of key terms and facts.
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71 board-style questions with instant checks: Multiple choice 26, Short answer 19, Assertion and reason 6, Long answer 6.
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Short and long chapter tests in board pattern, with results and analysis.
Step 5: Not started- Chapter test (long) — Relations and Functions · 40 marks · 100 min
- Chapter test (short) — Relations and Functions · 20 marks · 50 min
Topics 4
- Relations on a set: empty, universal and identity relations; reflexive, symmetric, transitive and equivalence relations
- Functions as special relations; real-valued functions, domain and range; one-one, many-one, into and onto functions
- Composite functions
- Invertible functions: conditions for invertibility, finding the inverse, sketching a function and its inverse (algebraic functions)