If a set A contains 10 elements and a set B contains 20 elements then the numbers of functions from A into B is

If the set A contains 7 elements and the set B contains 10 elements, then the number of one-one functions from A to B is

If the set A contains 7 elements and the set B contains 10 elements, then the number of one-one functions from A to B is (a) 10C7 (b) 10C7 x 7! (c) 7^(10) (d) 10^7

If the set A contains 7 elements and the set B contains 10 elements,then the number of one- one functions from A to B is

Set A contains 3 elements and set R contains 2 elements. The number of onto functions from A onto B is

If set A contains p elements and set B contains q elements then their total number of reletions from A to B is-

If a set A contain 7 elements and the set B contain 9 elements, then the number of one-one and onto , mappings from A to B is :

If a set A contains 5 elements and the set B contains 6 elements, then the number of one-one and onto mapping from A to B is

Let A be a finite set containing 3 elements, then the number of functions from A to A is