``` 在此插入代码
```import math
def quadratic(a,b,c): Q = b b - 4 a c W = ((-b) + math.sqrt(Q)) / (2a),((-b) - math.sqrt(Q)) / (2a) if Q < 0: print("False") elif Q ==0: return (((-b) + math.sqrt(Q)) / (2a)) elif Q > 0: return W else: print("Try again!")
print(quadratic(1,3,-4))
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q810448340
``` 在此插入代码
```import math
def quadratic(a,b,c): Q = b b - 4 a c W = ((-b) + math.sqrt(Q)) / (2a),((-b) - math.sqrt(Q)) / (2a) if Q < 0: print("False") elif Q ==0: return (((-b) + math.sqrt(Q)) / (2a)) elif Q > 0: return W else: print("Try again!")
print(quadratic(1,3,-4))