Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnFirefly Lectures Live StreamFirefly Lectures2015-08-13 | ...How to Solve a Rubiks Cube - Additional Examples (HD 1080p)Firefly Lectures2015-04-19 | How to Solve a Rubik's Cube - Additional Examples
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnSolving Systems Using the Addition MethodFirefly Lectures2014-05-09 | How to solve a system of equations using the addition method, which is also called the elimination method.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnSystems of Equations - Mixture ProblemsFirefly Lectures2014-05-09 | How to solve mixture problems in Algebra using a system of equations.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnSolving Systems - Mixed ExamplesFirefly Lectures2014-05-09 | A few mixed examples using the substitution method and the addition/elimination method.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnSystems of Equations - Contradictions & IdentitiesFirefly Lectures2014-05-09 | What it means to get a contradiction or an identity when solving a system of linear equations.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnSystems of Equations With Three UnknownsFirefly Lectures2014-05-09 | How to solve a system of equations with three equations and three unknowns.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnRational Equation Application - Motion ProblemFirefly Lectures2014-04-27 | How to solve a rational equation motion problem.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnSolving Systems by SubstitutionFirefly Lectures2014-04-27 | How to solve a system of linear equations by substitution.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnSolving Systems by GraphingFirefly Lectures2014-04-27 | How to Solve Systems of Equations by Graphing.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnVariation - Direct and Inverse (Algebra)Firefly Lectures2014-04-27 | Variation - Direct and Inverse Variation.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnLiteral EquationsFirefly Lectures2014-04-27 | Literal equations are equations that contain two or more variables. We often have to use our algebra skills to solve for one particular variable in the equation.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnCaution Using LCDs in Expressions vs EquationsFirefly Lectures2014-04-27 | We use LCDs (least common denominators) in both solving rational equations and adding/subtracting rational expressions. However, the *way* we use the LCD is very different in each type of exercise.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnRational Equation Application - ReciprocalsFirefly Lectures2014-04-27 | How to solve a rational equation problem dealing with reciprocals of unknown numbers.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnRational Equation Application - Work Rate ProblemFirefly Lectures2014-04-27 | How to solve a work rate problem often seen when studying rational equations in an algebra class.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnApplications of Rational EquationsFirefly Lectures2014-04-27 | Applications of Rational Equations. Real life word problems that are modeled by rational equations.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Simplify Rational ExpressionsFirefly Lectures2014-04-21 | How to simplify rational expressions.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnRational Expression - IntroductionFirefly Lectures2014-04-21 | A light introduction to rational expressions.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Subtract Rational Expressions - Example 1Firefly Lectures2014-04-21 | An example illustrating how to subtract two rational expressions.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnRational Expressions - Opposite FactorsFirefly Lectures2014-04-21 | We often see "opposite" factors in a rational expression where one factor is b-a and another is a-b. In this video we show how to simplify the expression when you have opposite factors.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Solve Linear Absolute Value EquationsFirefly Lectures2014-04-21 | How to solve linear absolute value equations.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnRational Expression - Undefined ValuesFirefly Lectures2014-04-21 | A quick explanation of undefined values of a rational expression.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Find the Domain of a Rational Function - Example 1Firefly Lectures2014-04-21 | An example illustrating how to find the domain of a rational function.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Multiply Rational ExpressionsFirefly Lectures2014-04-21 | How to multiply two rational expressions.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Subtract Two Rational Expressions with the Same DenominatorFirefly Lectures2014-04-21 | How to subtract two rational expressions that have the same denominator.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Multiply Rational Expressions - Example 1Firefly Lectures2014-04-21 | An example illustrating how to multiply two rational expressions.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Divide Rational Expressions - Example 1Firefly Lectures2014-04-21 | An example showing how to divide two rational expressions.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Add or Subtract Rational Expressions with Opposite DenominatorsFirefly Lectures2014-04-21 | How to add/subtract rational expressions that have opposite denominators a - b vs. b - a.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Graph Absolute Value Functions - Part 1Firefly Lectures2014-04-21 | How to graph absolute value functions.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Evaluate a Rational ExpressionFirefly Lectures2014-04-21 | How to evaluate a rational expression. Basically plug in the desired value for x (or whatever variable you are using) into the expression, then simplify if possible. If the denominator equals zero, the expression is undefined.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Divide Rational FunctionsFirefly Lectures2014-04-21 | How to divide two rational functions.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Add Rational Expressions With the Same DenominatorFirefly Lectures2014-04-21 | How to add rational expressions that have the same denominator.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Find the Domain of a Rational FunctionFirefly Lectures2014-04-21 | How to find the domain of a rational function. The domain of a rational function is anywhere that the denominator is nonzero. So, to find the domain simply set the denominator equal to zero and solve. Any solutions found are *not* in the domain of the function.
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnCaution Regarding Dividing Two Rational ExpressionsFirefly Lectures2014-04-21 | When dividing two rational expressions, it is very important to remember to not cancel any common factors until *after* the reciprocal of the second expression has been taken. Subscribe on YouTube: http://bit.ly/1bB9ILD
Send us a comment/like on Facebook: http://on.fb.me/1eWN4FnHow to Divide Rational ExpressionsFirefly Lectures2014-04-21 | How to divide two rational expressions.