Question
Mathematics Question on Relations and Functions
If set A has 5 elements and set B has 7 elements than number of one-one and onto mapping from A to B is:
A
2
B
0
C
1
D
3
Answer
0
Explanation
Solution
The correct option is (B): 0
If set A has 5 elements and set B has 7 elements than number of one-one and onto mapping from A to B is:
2
0
1
3
0
The correct option is (B): 0