Question

Find number of surjection from A to B where

                       A ={1,2,3,4}, B = {a, b}

Solution

Correct option is

14

Number of surjection from A to B

 

 

Therefore, number of onto mapping from A to B = 14.

SIMILAR QUESTIONS

Q1

Find domain for  

 

Q2

less than or equal to x. Then find domain of f(x).

Q3
Q4

Find the solution set of  least integer greater than equal to 

 

Q5

 the greatest integer less than or equal to x, and (x) = the least integer greater than or equal to x, and [x]2 + (x) > 25, then what xbelongs to?

Q6

Find the range for .

Q7

Find range 

Q8

Find the period of .

Q9

Find The Period 

Q10