Decades: 1400s BC 1390s BC 1380s BC 1370s BC 1360s BC - 1350s BC - 1340s BC 1330s BC 1320s BC 1310s BC 1300s BC
Significant People
... to both sides, getting <math>x^2+\frac{b}{a}x+\frac{b^2}{4a^2}=-\frac{c}{a}+\frac{b^2}{4a^2}.</math> The left side is now a perfect square; it is the ...