Solve the quadratic equation using completing the square: x - 12x + 23 = 0x=-6+ ?59 or x = -6-??/59x=6+ ?13 or x = 6

Solve the quadratic equation using completing the square: x² - 12x + 23 = 0x=-6+ ?59 or x = -6-??/59x=6+ ?13 or x = 6 - ?13x = 6 + ?59 or x = 6 -??59x=-6+?13 or x = -6 -?13