6. -/3 points SCalc7 13.1.040. Find a vector function, r(t), that represents the curve of intersection of the two surfaces. The cylinder x² + y² = 16 and the surface z = xy r(t) = Need Help? Read It Talk to a Tutor 7. -/2 points SCalc7 13.1.042. Find a vector function, r(t), that represents the curve of intersection of the two surfaces. The paraboloid z = 6x2 y2 and the parabolic cylinder y = 4x² r(t) = Need Help? Read It Talk to a Tutor