Quadratic function
= Quadratic function
{wiki=Quadratic_function}
A quadratic function is a type of polynomial function of the form: \\\[ f(x) = ax^2 + bx + c \\\] where: - \\( a \\), \\( b \\), and \\( c \\) are constants (with \\( a \\neq 0 \\)), - \\( x \\) is the variable, - \\( a \\) determines the direction of the parabola (if \\( a > 0 \\), the parabola opens upwards; if \\( a \< 0 \\), it