F08BSF Example Program Results Least-squares solution 1 2 1 ( 0.0000, 0.0000) ( 0.0000, 0.0000) 2 ( 2.6925, 8.0446) (-2.0563,-2.9759) 3 ( 2.7602, 2.5455) ( 1.0588, 1.4635) 4 ( 2.7383, 0.5123) (-1.4150, 0.2982)