Table of contents
- 0. Review of Algebra(0)
- 1. Equations & Inequalities(0)
- 2. Graphs of Equations(0)
- 3. Functions(0)
- 4. Polynomial Functions(0)
- 5. Rational Functions(0)
- 6. Exponential & Logarithmic Functions(0)
- 7. Systems of Equations & Matrices(0)
- 8. Conic Sections(0)
- 9. Sequences, Series, & Induction(0)
- 10. Combinatorics & Probability(0)
7. Systems of Equations & Matrices
Determinants and Cramer's Rule
7. Systems of Equations & Matrices
Determinants and Cramer's Rule: Study with Video Lessons, Practice Problems & Examples
6PRACTICE PROBLEM
Use diagonals to evaluate the following third-order determinant:
![Third-order determinant with values 12, 3, 2; 4, 1, 2; 6, 5, 2 for evaluation.](https://lightcat-files.s3.amazonaws.com/problem_images/99b913839113d9a5-1670583788823.jpg)
Use diagonals to evaluate the following third-order determinant: