\[y = 2x - 4\ \ и\ \ y = - 4x + 2\]
\[2x - 4 = - 4x + 2\]
\[2x + 4x = 2 + 4\]
\[6x = 6\ \ \]
\[x = 1.\]
\[y(1) = 2 \cdot 1 - 4 = 2 - 4 = - 2.\]
\[Прямые\ пересекаются\ \]
\[в\ точке\ (1;\ - 2).\]
\[y = 2x - 4\]
\[x\] | \[1\] | \[2\] |
---|---|---|
\[y\] | \[- 2\] | \[0\] |
\[y = - 4x + 2\]
\[x\] | \[0\] | \[1\] |
---|---|---|
\[y\] | \[2\] | \[- 2\] |
\[Точка\ пересечения\ (1;\ - 2).\]