CBSE Class 12-science - Problems on Functions Videos

• 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.
• Let  defined by f(1) = f(2) = 1 and f(x) = x – 1 for x > 2. Show that f is onto but not one-one.

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