#解一元二次方程 解一元二次方程
X
=input("请输入一元二次方程的系数a,b,c,数值之间以空格为界:")
X
=X
.split
()
X
=list(map(eval,X
))
a
,b
,c
=X
s
=b
**2-4*a
*c
if s
>=0:
p
=-b
/2/a
q
=pow(s
,0.5)/2/a
x1
=p
+q
x2
=p
-q
print("x1=",x1
,"x2=",x2
)
elif s
<0:
print("该方程无实数根!")
鸣谢老师!
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