How to determine the identity matrix of order n.
How to use simple matrix operations.
How to convert a system of linear equations into a matrix equation and solve it.
How to multiply matrices.
How to know when a negative coefficient is associated with power.
How to determine whether two matrices are inverses.
How to use matrices to solve a system of equations.
How to factor a trinomial with a leading coefficient of 1.
How we define polynomial functions, and identify their leading coefficient and degree.
How to determine whether a square matrix is invertible using its determinant.
How to solve a system of two linear equations with two unknowns using Cramer's rule.
How to recognize and factor a binomial that is the difference of perfect squares.
How to set up a system of equations to represent word problems where someone is selling multiple items.
How to factor trinomials when the leading coefficient is not one.
How to talk about matrices.
How to compute the determinant of a 2x2 square matrix.
How to graph parabolas that are wide or skinny or upside down without making a table of values.
How to use matrices to solve a system of linear equations.
How to determine whether two matrices can be multiplied, and if so, what the dimensions of the product will be.