\[y = - x^{2} + 1\]
\[\left\{ \begin{matrix}y = - x^{2} + 1 \\y = 0,5x\ \ \ \ \ \ \ \ \\\end{matrix} \right.\ \]
\[Ответ:( - 1,3;\ - 0,6);(0,8;0,4).\]