Types OF function -: one to one , many to one,onto,into || Methods to check nature OF function || Graph

How to determine that function is one one or many one

One-one,many-one, into and onto function

A bijection function is both one-one and onto?.

Basic - inequality ( very basic) function||Types OF function ||Methods to check function

Let f: R-{n}->R be a function defined by f(x)=(x-m)/(x-n) such that m!=n 1) f is one one into function2) f is one one onto function3) f is many one into funciton4) f is many one onto funcionn then

Injective function(one-one function) and Many- one function

Number of One One and many one functions

Find whether the following function are one-one or many -one & into or onto if f:DtoR where D is its domain f(x)=|lnx|

Various methods to check kinds OF function ( By mapping , Graph) , Illustration