Quadratic Equations Basics

$ax^2 + bx + c = 0$ (correct)

$2x^2 - 5x = 0$

$x^2 + 2x + 3 = 0$

$4x + 7 = 0$

Finding the two real roots of the quadratic equation

Solving the quadratic equation by factoring

Determining if the quadratic equation has complex roots (correct)

Calculating the vertex of the parabola

Rewriting the quadratic expression in vertex form (correct)

Finding the x-intercepts of the quadratic equation

Converting the quadratic equation into a linear equation

Solving for the discriminant of the quadratic equation