2. Find the vertex and focus of x-6x - by+6=U.
3. Find the equations of axis and directrix of the parabola y2 + 6y - 2x +5=0.
4. Find the equations of axis and directrix of the parabola 4x2 + 12x - 20y +67 =0.
-7) and vertex is A(1,-cji2).
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