Quadratic Equations Quiz

$y = mx + b$

$y = ax^2 + bx + c$

$x = \frac{-b \pm \sqrt{b^2-4ac}}{2a}$

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

To find the sum of the roots

To determine the number and nature of the roots (correct)

To factorize the quadratic equation

To find the vertex of the parabola

$x = \frac{-b \pm \sqrt{b^2-4ac}}{2a}$

$ax^2 + bx + c = 0$

$y = mx + b$

$y = a(x - h)^2 + k$ (correct)