1. Find an equation for each of the following planes a. The plane through the point (2, 8, -1) and parallel to the plane 31' + 2}! 102 = 0. (2 points) b. The plane through (1,1,1) and perpendicular to the line r(t) =<:> +t (2 points) c. Find a plane containing the line FCt) = +t and orthogonal to the plane x 2)! + 52 = 10 (3 points)