Cubic Equation Solver (ax³ + bx² + cx + d = 0)
The quadratic formula solves any equation ax² + bx + c = 0. The discriminant b²−4ac tells you how many real solutions exist before you solve.
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Fun Fact
The quadratic formula was known to Babylonian mathematicians c. 2000 BC, though written in prose form, not modern algebra notation.
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