Home
Class 12
MATHS
The number of onto function f:A rarr B s...

The number of onto function `f:A rarr B` such that `f(x)=a` for exactly three elements of set A and `f(x)=b` for exactly three elements of set A (Where `A={1,2,3,4,5,6,7,8,9}, and set B is {a,b,c,d,e} )`are

Promotional Banner

Similar Questions

Explore conceptually related problems

If set A has 3 elements and set B has 6 elements, then the number of elements in A uu B ?

If the function f(x)=| x^2 + a | x | + b | has exactly three points of non-derivability, then

The set of number where the function f given by f(x)=|2x-1| cos x is differentiable is

The function f(x) : (x-1)/(x( x^(2) -1)) is discontinuous at (a) exactly one point (b) exactly two points (c) exactly three points (d) no point

Consider a rule f(x)=2x-3 associating elements of NN (set of natural numbers) to elements of NN . Is it a function?

Set A has 5 eleements and set B has 3 elements. Find the number of relations from set A to B.

If A = {2, 3, 7, 9} and n(A xx B) = 12 , then the number of elements in set B is

If n(B)=2 and the number of functions from A and B which are onto is 30, then number of elements in A is (A) 4 (B) 5 (C) 6 (D) none of these

Write total number of one-one functions from set A={1,\ 2,\ 3,\ 4} to set B={a ,\ b ,\ c} .

F:RrarrR,F(x)=lamdax+sinx is onto if lamda is an element of the set P and f (x) is one- one if lamda is an element of the set Q, then (given , lamda is a real number )