import math
def A(a,b,c):#a不能为0
if bb-4ac >=0:
x1=(-b+math.sqrt((bb-4ac)))/(2a)
x2=(-b-math.sqrt((bb-4ac)))/(2*a)
return x1,x2
else:
reture
a =input('qingshurua')
b =input('qingshurub')
c =input('qingshuruc')
a=float(a)
b=float(b)
c=float(c)
print(A(a,b,c))
关er郑祥
import math def A(a,b,c):#a不能为0 if bb-4ac >=0: x1=(-b+math.sqrt((bb-4ac)))/(2a) x2=(-b-math.sqrt((bb-4ac)))/(2*a) return x1,x2 else: reture a =input('qingshurua') b =input('qingshurub') c =input('qingshuruc') a=float(a) b=float(b) c=float(c) print(A(a,b,c))