数学建模例题2.45 求下列方程组的一组数值解

`from scipy.optimize import fsolve, root
fx = lambda x: [x[0]2+x[1]2-1, x[0]-x[1]]
s1 = fsolve(fx, [1, 1])
s2 = root(fx, [1, 1])
print(s1,'\n','--------------'); print(s2)

print("学号：3005")`