Class 12 Maths – RD Sharma Chapter 3 : Binary Operation Exercise 3.3 Solutions (Step-by-Step Guide)

RD Sharma Chapter 3 : Binary Operation Exercise 3.3 Solutions

1. Find the identity element in the set I + of all positive integers defined by a*b = a + b for all a,b∈I +. Watch Solution
2. Find the identity element in the set of all rational numbers except – 1 with respect to * defined by a*b = a + b + ab. Watch Solution
3. If the binary operation * on the set Z is defined by a*b = a + b – 5, then find the identity element with respect to *. Watch Solution
4. On the set Z of integers, if the binary operation * is defined by a*b = a + b + 2, then find the identity element. Watch Solution

 

BINARY OPERATIONS – R.D. Sharma Class 12th Math

1.  Binary Operations Exercise 3.1 Video Solution
2. Binary Operations Exercise 3.2 Video Solution
3. Binary Operations Exercise 3.3 Video Solution
4. Binary Operations Exercise 3.4 Video Solution
5. Binary Operations Exercise 3.5 Video Solution
6. Binary Operations Very Short Answer Questions (VSAQs) Video Solution
7. Binary Operations Multiple Choice Questions (MCQs) Video Solution