import math
def quadratic(a,b,c):
if a==0:
if b==0:
return "error"
else:
return -c/b
else:
d=bb-4ac
if d<0:
return '无实根'
else:
x1=(-b+math.sqrt(d))/(2a)
x2=(-b-math.sqrt(d))/(2*a)
return (x1,x2)
a=int(input('please enter a:'))
b=int(input('please enter b:'))
c=int(input('please enter c:'))
print(quadratic(a,b,c))
少年丶喝酒不
import math def quadratic(a,b,c): if a==0: if b==0: return "error" else: return -c/b else: d=bb-4ac if d<0: return '无实根' else: x1=(-b+math.sqrt(d))/(2a) x2=(-b-math.sqrt(d))/(2*a) return (x1,x2) a=int(input('please enter a:')) b=int(input('please enter b:')) c=int(input('please enter c:')) print(quadratic(a,b,c))