quadratic equation

• an second order equation or equation of degree 2.
• the degree is equal to the largest exponent or power.
• quadratic equations contain terms with powers no higher than two.
• often in the form ax² + bx + c = 0 where x is the variable;
a, b and c are constants and a ≠ 0.

EXAMPLES:


Quadratic Equation Calculator
https://www.calculatorsoup.com/calculators/algebra/quadratic-formula-calculator.php

Parabola Interactive Graphs
http://www.intmath.com/plane-analytic-geometry/parabola-interactive.php