\newcommand{\growth}{\color{c1}}
\newcommand{\change}{\color{c2}}
\newcommand{\unitInterest}{\color{c3}}
\newcommand{\currentAmount}{\color{c4}}
\newcommand{\equals}{\color{c5}}
\growth $e^x$
\plain is the function where the
\change rate of change
\
\equals is always
\unitInterest 100\%
\plain of your
\growth current value