python怎么求矩阵的逆？

pip install numpy

import numpy as np

A = np.mat("1 2 3; 2 3 4; 5 4 6")

print("A\n", A)

import numpy as np

A = np.mat("1 2 3; 4 5 6; 9 8 10")

print("A\n", A)

inverse = np.linalg.inv(A)

print("inverse: \n", inverse)