

InterviewSolution
Saved Bookmarks
1. |
`f:{1,2,3}rarr{4,5}` is not a functio if it is defined by which one of the following?A. {(2,4),(3,5),(1,5)}B. {(1,4),(2,4),(3,4)}C. {(1,4),(2,5),(3,4)}D. {(1,4),(1,5),(2,4),(2,5),(3,4),(3,5)} |
Answer» Correct Answer - D If the relation is defined by option (d), then each 1, 2 and 3 has two images. So, it is not a function. |
|