Proof that det(A * B) = det(A) * det(B) for 2x2 Matrices

In the quick exercise we will verify that the determinant of A*B is the same as the determinant of A times the determinant of B, for 2 by 2 matrices.

⏰ Timeline
00:00 Exercise
00:19 Defining generic matrices
00:30 det(A*B)
01:38 det(A) * det(B)
02:25 Conclusion

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