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  • Help me solve this - Sets, Relations and Functions - JEE Main-3

If f(x)=c where c\epsilon R and g(x)=e^{x} then fog (x)=

  • Option 1)

    e^{x}

     

     

     

  • Option 2)

    ln\: x

  • Option 3)

    c

  • Option 4)

    x

 

Answers (1)

best_answer

As we learned 

 

Constant Function -

f\left ( x \right )= c,\: \: \: \forall x\in A

if f:A\rightarrow B\: and \: c is a constant value.

- wherein

 

 fog(x)=f(e^{x})=c

Since f(x) = Constant function .

 


Option 1)

e^{x}

 

 

 

Option 2)

ln\: x

Option 3)

c

Option 4)

x

Posted by

Himanshu

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