Redirected from 547 BC
Decades: 590s BC - 580s BC - 570s BC - 560s BC - 550s BC - 540s BC - 530s BC - 520s BC - 510s BC - 500s BC - 490s BC
Significant People
... should be understood as "either of those element(s) of the field whose square equals b2 - 4ac". In some fields, some elements have no square roots and some have two; only ...