2.34.2
import numpy as np
a = np.array([[3, 1], [1, 2]])
b = np.array([9, 8])
x1 = np.linalg.inv(a) @ b
x2 = np.linalg.solve(a, b)
print(x1); print(x2)
print('3006')
import numpy as np
a = np.array([[3, 1], [1, 2]])
b = np.array([9, 8])
x1 = np.linalg.inv(a) @ b
x2 = np.linalg.solve(a, b)
print(x1); print(x2)
print('3006')