# square matrices   14 videos

• #### Introduction to Matrices

##### Algebra 2Matrices

matrix dimensions element row column
• #### Solving a Quadratic by Completing the Square

##### Algebra 2Quadratic Equations and Inequalities

How to complete the square.

square root property completing the square plus or minus
• #### Augmented Matrices

##### Algebra 2Matrices

How to use matrices to solve a system of linear equations.

augmented matrix row operations scalar multiple
• #### Solving Quadratic Equations Using Square Roots

##### Algebra 2Quadratic Equations and Inequalities

How to solve quadratic equations using square roots.

square root
• #### Finding the Vertex of a Parabola by Completing the Square

##### Algebra 2Quadratic Equations and Inequalities

How to find the vertex of a parabola.

vertex form completing the square parabola
• #### Solving an Equation with Radicals

How to solve an equation with a square root.

How to know when to include a plus and minus on a square root problem.

simplifying square roots
• #### Matrix Operations

##### Algebra 2Matrices

How to use simple matrix operations.

adding matrices scalar multiple matrix matrices
• #### Matrix Multiplication

##### Algebra 2Matrices

How to multiply matrices.

matrix multiplication dimensions
• #### Radicals and Absolute Values

How to know when to include a absolute value when simplifying a square root.

absolute value square roots even root odd power
• #### Binomial Theorem

##### Algebra 2Polynomials

How to define factorial expressions used in the binomial theorem.

square root
• #### Deriving the Quadratic Formula

##### Algebra 2Quadratic Equations and Inequalities

How to derive the quadratic formula by completing the square.

functions domain parent functions inequalities interval notation