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Ex 2.2, 7 - Chapter 2 Class 11 Relations and Functions
Last updated at August 17, 2026 by Teachoo
Finding Relation - Set-builder form given
Chapter 2 Class 11 Relations and Functions
Concept wise
- Finding Cartesian Product
- Equality of 2 ordered pairs
- Number of elements
- Operations on sets+ cartesian product
- Relations - Definition
-
Finding Relation - Set-builder form given
- Finding Relation - Arrow Depiction given
- Number of Relations
- Functions - Definition
- Finding values at certain points
- Different Functions and their graphs
- Finding Domain and Range - By drawing graphs
- Finding Domain and Range - General Method
- Algebra of real functions
Transcript
Ex 2.2, 7 Write the relation R = {(x, x3): x is a prime number less than 10} in roster form. Prime numbers = 2, 3, 5, 7, 11, 13, 17 Prime numbers less than 10 = 2, 3, 5, 7 So, value of x = 2, 3, 5, 7 Hence, R = {(2, 8), (3, 27), (5, 125), (7, 343)}
