x² + 2x - 24 = 0
                        ( -6 )

x² + 7x - 18 = 0
                        (    )

x² + 4x - 12 = 0
                        (    )

x² - 2x - 24 = 0
                        (    )

x² - 9x + 20 = 0
                        (    )

x² - 3x - 10 = 0
                        (    )

x² + 8x + 16 = 0
                        (    )

x² - 4x - 21 = 0
                        (    )

x² - 14x + 45 = 0
                        (    )

x² + 6x + 9 = 0
                        (    )

                      +[    ]

x² + 5x - 14 = 0
                        (    )

x² + x - 12 = 0
                        (    )

x² + 5x - 24 = 0
                        (    )

x² - 3x - 28 = 0
                        (    )

x² - 2x - 8 = 0
                        (    )

x² - 64 = 0
                        (    )

x² + 14x + 45 = 0
                        (    )

x² - 2x - 35 = 0
                        (    )

x² - 81 = 0
                        (    )

x² + 4x - 45 = 0
                        (    )

                      +[    ]

x² + 7x + 10 = 0
                        (    )

x² + 11x + 30 = 0
                        (    )

x² - 13x + 36 = 0
                        (    )

x² + 6x + 8 = 0
                        (    )

x² - 2x - 48 = 0
                        (    )

x² - 6x + 8 = 0
                        (    )

x² + 12x + 27 = 0
                        (    )

x² - 7x + 12 = 0
                        (    )

x² - 15x + 56 = 0
                        (    )

x² - 3x - 18 = 0
                        (    )

                      +[    ]
                 +++[[       ]]