Mike's Math Videos - Determinants of 2x2 Matrices

Determinants of 2x2 Matrices

Each of the problems below is a link. If you click on the problem, it will take you to a YouTube video of a full, step-by-step solution for the problem. You may try these problems as practice and use the videos to check your answer, or you can just watch the videos to see more worked-out example problems.

Find the determinant of the 2 by 2 matrix with elements 1, 2, 3, and 4

Find the determinant of the 2 by 2 matrix with elements 1, 0, 0, and 1

Find the determinant of the 2 by 2 matrix with elements 2, 0, 0, and negative 5

Find the determinant of the 2 by 2 matrix with elements 0, 3, negative 4, and 1

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