1. Consider the B-spline represented in the table below. (When w3 is changed, it becomes a NURBS curve.) k t 0 0 5 2 8 5 9 5 10 5 11 5 Knots 1 0 4 14 1 x 2 0 9 7 1 3 0 12 27 1 4 1 18 26 1 7 4 35 0 6 3 28 11 1 24 Poles y 2 1 3 1 Weights w 1 Let u = 2.30. The only first order basis function that is non-zero is N5,1 m. Find the x-coordinate of the curve at u = 2.30. n. Find the y-coordinate of the curve at u = 2.30. 2. NURBS. If w3 is changed to 5.0, what is wNKA (Hint: the basis functions are unchanged from the previous problem.) k=0 a. b. Find the x-coordinate of the curve at u = 2.30. c. Find the y-coordinate of the curve at u = 2.30. 1. Consider the B-spline represented in the table below. (When w3 is changed, it becomes a NURBS curve.) k t 0 0 5 2 8 5 9 5 10 5 11 5 Knots 1 0 4 14 1 x 2 0 9 7 1 3 0 12 27 1 4 1 18 26 1 7 4 35 0 6 3 28 11 1 24 Poles y 2 1 3 1 Weights w 1 Let u = 2.30. The only first order basis function that is non-zero is N5,1 m. Find the x-coordinate of the curve at u = 2.30. n. Find the y-coordinate of the curve at u = 2.30. 2. NURBS. If w3 is changed to 5.0, what is wNKA (Hint: the basis functions are unchanged from the previous problem.) k=0 a. b. Find the x-coordinate of the curve at u = 2.30. c. Find the y-coordinate of the curve at u = 2.30