x² - 12x + 35 = 0
                        ( 5 )

x² - 8x + 15 = 0
                        (    )

x² + 11x + 18 = 0
                        (    )

x² + 17x + 72 = 0
                        (    )

x² + 2x - 15 = 0
                        (    )

x² - 10x + 24 = 0
                        (    )

x² - 81 = 0
                        (    )

x² + 2x - 35 = 0
                        (    )

x² - 2x - 35 = 0
                        (    )

x² + 16x + 64 = 0
                        (    )

                      +[    ]

x² - 8x + 15 = 0
                        (    )

x² - 13x + 42 = 0
                        (    )

x² - 25 = 0
                        (    )

x² - 2x - 48 = 0
                        (    )

x² - 13x + 42 = 0
                        (    )

x² + 15x + 54 = 0
                        (    )

x² + 15x + 56 = 0
                        (    )

x² - 7x - 18 = 0
                        (    )

x² - 5x - 24 = 0
                        (    )

x² + 15x + 56 = 0
                        (    )

                      +[    ]

x² + 2x - 24 = 0
                        (    )

x² + 3x - 40 = 0
                        (    )

x² + 2x - 24 = 0
                        (    )

x² - x - 12 = 0
                        (    )

x² - 14x + 45 = 0
                        (    )

x² + 14x + 45 = 0
                        (    )

x² - 6x + 8 = 0
                        (    )

x² + 5x - 24 = 0
                        (    )

x² + 4x - 21 = 0
                        (    )

x² + 4x - 12 = 0
                        (    )

                      +[    ]
                 +++[[       ]]