main

x2+ x+ = 0

Warning: Undefined array key "a" in C:\xampp\htdocs\book\php\x2_equation.php on line 9

Warning: Undefined array key "b" in C:\xampp\htdocs\book\php\x2_equation.php on line 10

Warning: Undefined array key "c" in C:\xampp\htdocs\book\php\x2_equation.php on line 11

Fatal error: Uncaught DivisionByZeroError: Division by zero in C:\xampp\htdocs\book\php\x2_equation.php:14 Stack trace: #0 {main} thrown in C:\xampp\htdocs\book\php\x2_equation.php on line 14