## Encyclopedia > 1478

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# 1478

Years: 1473 1474 1475 1476 1477 - 1478 - 1479 1480 1481 1482 1483

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 Quadratic formula ... square[?]. $ax^2+bx+c=0$ Dividing our quadratic equation by a, we have [itex] x^2 + \left( \frac{b}{a} \right) x + ...