Question

Find the domain and the range of the real function f defined byΒ 

Easy

Solution

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The given real function isΒ 
It can be seen thatΒ  is defined for
i.e.,Β  is defined forΒ 
Therefore the domain of is the set of all real numbers greater than or equal to 1 i.e.,
the domain of f )

AsΒ 

Therefore the range of is the set of all real numbers greater than or equal to 0
i.e., the range of f )

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Solution To Question ID 417917
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