r3t40
contestada

[tex]f(x)=\frac{x^{-1}}{x^{-1}+1^{-x}}[/tex]

Use the function above.
What's the value of f(2)?​

Respuesta :

LammettHash

Some simplification:

[tex]\dfrac{x^{-1}}{x^{-1}+1^{-x}}=\dfrac{x^{-1}}{x^{-1}+1}=\dfrac1{1+\frac1{x^{-1}}}=\dfrac1{1+x}[/tex]

Then

[tex]f(2)=\dfrac1{1+2}=\dfrac13[/tex]

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