Question 1 {1 point} Consider the function z = x: 23:3\". The intersection of the graph of this function on the xz-plane is O a parabola opening upward O the z-axis O a parabola opening downward O a pair of straight lines Question 2 {1 point} An airplane is flying at an airspeed of T00 kmfhr in a wind blowing at 80 kmfhr to the southwest. In what direction should the plane head to end up going due north? 0 at an angle 3