在此插入代码
import math def quadratic(a, b, c): d = b * 2 - 4 a* c if a== 0: return 'a no 0' if d < 0: return 'nono' else: x1 = (-b + math.sqrt(d)) / 2/a x2 = (-b - math.sqrt(d)) / 2/a return x1, x2
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纪烈臣46300
import math def quadratic(a, b, c): d = b * 2 - 4 a* c if a== 0: return 'a no 0' if d < 0: return 'nono' else: x1 = (-b + math.sqrt(d)) / 2/a x2 = (-b - math.sqrt(d)) / 2/a return x1, x2