交作业
Topic source
if not isinstance(a, int) or not isinstance(b, int) or not isinstance(c, int):
raise TypeError('bad operand type')
num = b**2-4*a*c
deno = 2*a
if num != 0 and deno !=0 :
temp = math.sqrt(num)
x = (-b+temp)/deno
y = (-b-temp)/deno
return x,y
else:
return "被开方数或分母不能为0"
- 1
dudefitslol
def quadratic(a,b,c):
for lp in [a,b,c]:
if not isinstance(lp,(int,float)):
raise TypeError('bad operand type')
if a == 0:
raise TypeError("'a' cannot be 0")
elif (b**2-4*a*c) < 0:
raise TypeError('no real number root')
dlt=pow((b**2-4*a*c),1/2)
m1 = (-b+dlt)/(2*a)
m2 = (-b-dlt)/(2*a)
return m1,m2