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489

Centuries: 4th century - 5th century - 6th century

Decades: 430s 440s 450s 460s 470s - 480s - 490s 500s 510s 520s 530s

Years: 484 485 486 487 488 - 489 - 490 491 492 493 494


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Quadratic formula

... b and c, which are assumed to be real (but see below for generalizations) with a being non-zero. These solutions are also called the roots of the equation. The formul ...

 
 
 
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