Redirected from 572 BC
Decades: 620s BC 610s BC 600s BC 590s BC 580s BC - 570s BC - 560s BC 550s BC 540s BC 530s BC 520s BC
Significant People
... it is the square of (x + b/(2a)). The right side can be written as a single fraction; the common denominator is 4a2. W ...