Given the end position vectors Po (0, 0), P1 (3, 4) and the tangent vectors P =[-1-1] and PHI 1]. find the equation of cubic spline using i chord-length approximation for the parameter u (0uS ui) and ii. normalized approximation for the parameter u (0su1) 4 +4 8] Given four points Po (1, 1), P (1, 0), P2 (1, 0) and P3 (1, 1). i. Write the knot vector for third order (-3) open uniform B-Spline curve, ii. Determine the corresponding B-Spline basis functions and write the equation of the curve in terms of parameter u and Find the tangent vectors at u the given position vectors ii. 0,1, and 2 w 42-7] The recursive relation for B-spline basis function is i+1,k-1 Given the end position vectors Po (0, 0), P1 (3, 4) and the tangent vectors P =[-1-1] and PHI 1]. find the equation of cubic spline using i chord-length approximation for the parameter u (0uS ui) and ii. normalized approximation for the parameter u (0su1) 4 +4 8] Given four points Po (1, 1), P (1, 0), P2 (1, 0) and P3 (1, 1). i. Write the knot vector for third order (-3) open uniform B-Spline curve, ii. Determine the corresponding B-Spline basis functions and write the equation of the curve in terms of parameter u and Find the tangent vectors at u the given position vectors ii. 0,1, and 2 w 42-7] The recursive relation for B-spline basis function is i+1,k-1