\[y = 2x^{2}\]
\[y = - 3200x:\]
\[2x^{2} = - 3200x\]
\[2x^{2} + 3200x = 0\]
\[2x(x + 1600) = 0\]
\[x = 0 \rightarrow y = 0;\]
\[x = - 1600 \rightarrow y = 5\ 120\ 000.\]
\[Ответ:(0;0);\]
\[( - 1600;5\ 120\ 000).\]