Question 758018
Helping with #1,  {{{f (x) = ln (x) -3}}}


Find g(x) so that {{{f(g(x))=ln(g(x))-3=x}}}
{{{ln(g(x))=x+3}}}
{{{e^(ln(g(x)))=e^(x+3)}}}
{{{g(x)=e^(x+3)}}}


Expecting g(x) is the inverse of f, {{{f^-1(x)=e^(x+3)}}}