Ex 1.3, 11 - Chapter 1 Class 12 Relation and Functions
Last updated at April 16, 2024 by Teachoo
Finding Inverse
Inverse of a function
How to check if function has inverse? Deleted for CBSE Board 2024 Exams
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Ex 1.3, 5 (i) Deleted for CBSE Board 2024 Exams
How to find Inverse?
Question 11 (a) Deleted for CBSE Board 2024 Exams
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Ex 1.3, 11 Deleted for CBSE Board 2024 Exams You are here
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Example 17 Important
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Finding Inverse
Last updated at April 16, 2024 by Teachoo
Ex 1.3, 11 Consider : {1, 2, 3} {a, b, c} given by (1) = a, (2) = b and (3) = c. Find 1 and show that 1 1 = . : {1, 2, 3} {a, b, c} is given by, (1) = a, (2) = b, and (3) = c Finding So, = {(1, a) ,(2, b) ,(3, c)} = {(a, 1) ,(b, 2) ,(c, 3)} Hence, (a) = 1, (b) = 2, and (c) = 3 Now, 1 = {(a, 1) ,(b, 2) ,(c, 3)} = {(1, a) ,(2, b) ,(3, c)} = Hence, 1 1 =