1. 9.1 Vector Functions 1)Def of vector function 2)Curve in xy-plane and xyz-plane 3)Graph r(t) 4)Curve of Intersection 5)Limit 6)Continuity 7)Derivatives 8)Smooth curve 9)Geometic representation of r’(t) 10)Tangent 11)Chain Rule 12)Integral of r(t) 13)Length of curve

2. Example1 Circular Helix Graph the curve traced by the vector function

4. ezplot3('2*cos(t)','2*sin(t)','t',[0,9*pi/2])

5. Example2 Circle in a plane Graph the curve traced by the vector function

7. Example3 Curve of Intersection Find the vector function that describes the curve C of the intersection of the plane.and the paraboloid

11. Derivative of Vector Function