Adjacency Matrices (Networks)
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Click here for an entire page devoted to Adjacency Matrices (also known as Networks).
Matrices
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1) All about matrices, explanation and practice: http://www.mathsisfun.com/algebra/matrix-introduction.html
2) Basic matrix operations: https://www.khanacademy.org/math/algebra/algebra-matrices/Basic_matrix_operations/v/introduction-to-the-matrix
3) Multiplying matrices: https://www.khanacademy.org/math/algebra/algebra-matrices/matrix_multiplication/v/multiplying-a-matrix-by-a-column-vector
4) Inverting matrices (determinants): https://www.khanacademy.org/math/algebra/algebra-matrices/inverting_matrices/v/finding-the-determinant-of-a-2x2-matrix
5) Matrix calculator, to check your work: http://www.mathsisfun.com/algebra/matrix-calculator.html
6) Real world applications of matrices: http://www.mathwarehouse.com/algebra/matrix/real-world-applications-matrix.php
7) Cramer's Rule, explanation: http://www.purplemath.com/modules/cramers.htm
8) Cramer's Rule, example and practice: http://coolmath.com/algebra/14-determinants-cramers-rule/
2) Basic matrix operations: https://www.khanacademy.org/math/algebra/algebra-matrices/Basic_matrix_operations/v/introduction-to-the-matrix
3) Multiplying matrices: https://www.khanacademy.org/math/algebra/algebra-matrices/matrix_multiplication/v/multiplying-a-matrix-by-a-column-vector
4) Inverting matrices (determinants): https://www.khanacademy.org/math/algebra/algebra-matrices/inverting_matrices/v/finding-the-determinant-of-a-2x2-matrix
5) Matrix calculator, to check your work: http://www.mathsisfun.com/algebra/matrix-calculator.html
6) Real world applications of matrices: http://www.mathwarehouse.com/algebra/matrix/real-world-applications-matrix.php
7) Cramer's Rule, explanation: http://www.purplemath.com/modules/cramers.htm
8) Cramer's Rule, example and practice: http://coolmath.com/algebra/14-determinants-cramers-rule/