Find parametric equations and symmetric equations for the line. (Use the parameter t.)
the line through (1, -2, 2) and parallel to the line x + 2 = y/2 = z - 5
(x, y, z) =
Find an equation of the plane.
the plane through the points (0, 1, 1), (1, 0, 1), and (1, 1, 0)
(1,1,1)
Find an equation of the plane.
the plane through the origin and the points (4, -1, 9) and (8, 1, 3)