Alright, future engineers! A **Quadratic Equation** is a polynomial of degree 2: `ax^2 + bx + c = 0`. Solve it with `x = (-b ± sqrt(b^2 - 4ac)) / 2a`. Pro-Tip: The discriminant `(b^2-4ac)` reveals if you have 0, 1, or 2 real solutions *before* calculating!
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