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Class 12MathematicsRelations and FunctionsFunctionsEasy
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If (f:R\to R), (f(x)=x+1), what is the range of (f)?

Answer and explanation

Correct answer: (R)

Step 1: In (x+1), (x) can take all real values. Step 2: For any real (y), choosing (x=y-1) gives (f(x)=y). Step 3: Therefore the range is all of (R).

Related tags

RangeLinear FunctionReal NumbersOntoFunctionsRelations And FunctionsMathematicsClass 12 Mcq
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  3. 3In a function (f:A\to B), what is (A) called?
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  6. 6If (f={(1,2),(2,4),(3,6)}), what is the range of (f)?
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  10. 10If f(x) = 3x − 1, what is the value of f(2) + f(0)?
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