1import numpy as np23A = np.array([[1,5,1],4 [4,-1,1],5 [9,32,84]])67B = np.array([-12,-21,-1859])89X = np.linalg.solve(A,B)10detA = np.linalg.det(A)11A_inv = np.linalg.inv(A)1213print(X)14print(detA)15print(A_inv)