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474

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

Decades: 420s 430s 440s 450s 460s - 470s - 480s 490s 500s 510s 520s

Years: 469 470 471 472 473 - 474 - 475 476 477 478 479


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Quadratic formula

... described by the quadratic equation touches the x-axis in a single point.) If the discriminant is positive, then there are two different solutions x, both of which ...

 
 
 
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