CBSE Class 12science  Problems on Functions Videos
ProblemsbasedonIntoFunctionI
Video contains the question based on verification of a function to be Into or not
 Prove that the function f:RR,given by f(x)=2x,is oneone and onto

find the domain of the following

confuse
 Let A and B be non empty sets and f is a mapping from A×B to B×A such that (a,b)=(b,a), then 'f' is

Check surjectivity. Plzz

2018, 25, Maths,find the set of elements.
 show that the relation R on R defined as R={(a,b):a<_b } is reflexive, transitive but not symmetric Chapter: Relations and functions
 et f R> R be defined by f(x) = 3x 4, then find f^1(x
 Define function.
 Define bijective function.