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`        Let A={x1,x2,x3,x4,x5,x6},B={y1,y2,y3,y4,y5,y6}.Then the number of one-one mappings from A to B such that f(xi ) not equal to yi  i=1,2,3,4,5,6 is`
2 years ago

Ravi Jhunjhunwala
27 Points
```							n-1 ways...thats the number of combinations possible... please verify.......as we take 2 elements one arrangement possible, 3 elements 2 arrangements possible
```
one year ago
Ravi
13 Points
```							For 6 terms....its 6 factorial ((1/2!)-(1/3!)+...... Thus the answer 265...Therefore there is 265 ways in which two sets can be mapped
```
one year ago
Ravi Jhunjhunwala
27 Points
```							both of the above comments are by me only.
```
one year ago
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• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions