def quadratic(a, b, c): if (bb - 4ac) < 0: x1 = None x2 = None elif (bb - 4ac) == 0: x1 = -b/2/a x2 = -b/2/a elif (bb - 4ac) > 0: x1 = (-b + math.sqrt(bb - 4ac))/2/a x2 = (-b - math.sqrt(bb - 4a*c))/2/a return x1, x2
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陌年莫流伤
def quadratic(a, b, c): if (bb - 4ac) < 0: x1 = None x2 = None elif (bb - 4ac) == 0: x1 = -b/2/a x2 = -b/2/a elif (bb - 4ac) > 0: x1 = (-b + math.sqrt(bb - 4ac))/2/a x2 = (-b - math.sqrt(bb - 4a*c))/2/a return x1, x2