% \usetikzlibrary{arrows.meta,decorations.pathmorphing,backgrounds,positioning,fit,petri}
\begin{tikzpicture}[pin distance=12mm,
every pin edge/.style={<-,shorten <=1pt,decorate,
decoration={snake,pre length=4pt}}]
\tikzstyle{every pin}=[
fill=yellow,
draw=blue,double,
font=\footnotesize,
]
\begin{axis}
\addplot [color=red,
line width=1.0pt]
{3*x^5 - 5*x^3 + 2};
\node [coordinate,pin={[pin edge={blue,thick}]above:{\textit{перегиб 1}}}, fill=black, circle, scale=0.3] at (-3,-592) {};
\end{axis}
\end{tikzpicture}