In this post, we find the domain and range of a function with the help of different examples.
Example: 1 Find dom and R of 
.
Solution.
Domain: Set of all real numbers
Range: Set of all non –negative real numbers.
Example: 2 Find Dom and R 
.
Solution.
Domain: Set of all real numbers except -2 and 2
Range: Set of all real numbers.
Example: 3 Find the domain and range of .
Solution.
Domain: :
Range:
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