Decades: 90s BC 80s BC 70s BC 60s BC 50s BC - 40s BC - 30s BC 20s BC 10s BC 0s BC 0s
Years: 54 BC 53 BC 52 BC 51 BC 50 BC 49 BC 48 BC 47 BC 46 BC 45 BC 44 BC
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... to <math>x^2+\frac{b}{a}x=-\frac{c}{a}.</math> The equation is now in a form in which we can conveniently complete the square[?]. To "complete the square" ...