Explore the mathematical concept of determinants in this comprehensive 4.5-hour tutorial. Delve into various topics including the area of a parallelogram, cofactor expansion, row reduction techniques, and the Vandermonde determinant. Learn about important properties such as det AB = det A det B and det A^T = det A. Discover practical applications like Cramer's Rule and how determinants relate to volumes. Engage with intriguing concepts like the adjugate matrix and the characterization of determinants. Tackle challenging problems and gain a deeper understanding of multilinear algebra through exercises like the Determinant Puzzle and Determinant Battle.