Online Math Jumpstart

Welcome!  If you are looking for resources to review concepts vital to a strong start in Precalculus & Calculus, I have created the following videos to help.  For improved accessibility, I am working to edit the captions on the videos.

Factoring

Greatest Common Factor of Two Monomials

Factoring Out a Monomial from a Polynomial: Video 1

Factoring Out a Monomial from a Polynomial: Video 2

Factoring a Quadratic with Leading Coefficient 1

Factoring a Quadratic with Leading Coefficient Greater than 1

Factoring a Product of a Quadratic Trinomial and a Monomial

Factoring a Polynomial by Grouping

Quadratic Equations

Solving an Equation Written in Factored Form

Finding the Roots of a Quadratic Equation

Finding the Roots of a Quadratic Equation Part 2

Solving a Quadratic Equation Needing Simplification

Solving a Quadratic Equation Using the Square Root Property

Completing the Square

Solving a Quadratic Equation by Completing the Square

Applying the Quadratic Formula (warning...Jennifer sings in this video!)

Solving a Quadratic Inequality Written in Factored Form

Solving a Quadratic Inequality

Lines and Systems

Graphing Lines

Determine whether given points lie on a line

Graphing a Line Given its x & y Intercepts

Graphing a Line Given its Equation in Slope-Intercept Form

Graphing a Line Given its Equation in Slope-Intercept Form Part 2

Graphing a Line Given its Equation in Standard Form

Graphing a Vertical or Horizontal Line

Equations of Lines

Finding x- and y-intercepts of a line given the equation

Find Slope Given Two Points on the Line

Writing an equation of a line given the y-intercept and another point

Writing the Equation of a Line Given the Slope and a Point

Writing the Equation of the Line Through Two Given Points

Writing the Equation of the Line Through Two Given Points: Example 2

Finding Slopes of Lines Parallel to a Line

Finding Slopes of Lines Perpendicular to a Line

Writing Equations of Lines Parallel to a Given Line Through a Point

Writing Equations of Lines Perpendicular to a Given Line Through a Point

Solving Systems of Linear Equations

Graphically Solving a System of Linear Equations

Solving a System of Linear Equations Using Substitution (One Intersection Point)

Solving a System of Linear Equations Using Substitution (Parallel Lines)

Solving a System of Linear Equations Using Substitution (Same Line)

Solving a System of Linear Equations Using Elimination