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CBSE Class 11-science Answered

Let A = {1, 3, 5, 7}, B = {2, 4, 6, 8, 10, 12} and f = {(1, 4), (3, 6), (5, 2),(3, 10) Are the following true? (i) f is a relation from  (ii) f is a function from A to B.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer
(i) f is a subset of .
     f is a relation from
 
(ii) We have, (3, 6), (3, 10)  f           
       There are two images of 3 under f.
        f is not a function from A to B.
Answered by | 04 Jun, 2014, 03:23: PM
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