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19-04-2018
Mathematics

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f and f^-1 are functions.
If f(x)=x+2, then f^-1 (x+2)=?

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angleofattack angleofattack

19-04-2018

[tex]\mathtt{f^-1(x+2)=?}\\\mathtt{f(?)=x+2}\\\mathtt{but\:f(x)=x+2\:because\:at\:the\:question.}\\\mathtt{so\:?=x}[/tex]

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