rational 43 videos

Definition and Domain of a Rational Expression
Algebra 2 Rational Expressions and Functions
How to define a rational expression.
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Dividing Radicals and Rationalizing the Denominator
Algebra Radical Expressions and Equations
How to rationalize denominators.
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Rational Roots Theorem
Algebra 2 Factoring
How to use the rational roots theorem.
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Rationalizing the Denominator with Higher Roots
Algebra 2 Roots and Radicals
How to rationalize the denominator with a higher root.
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Rationalizing a Denominator with a Binomial
Algebra 2 Roots and Radicals
How to rationalize a denominator by multiplying by the conjugate.
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Rules for Rational Exponents
Algebra 2 Roots and Radicals
How to simplify an expression with rational exponents.
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Simplifying Rational Functions with Factoring and GCFs
Algebra Rational Expressions and Functions
How to simplify rational expressions.
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Introduction to Rational Functions
Algebra Rational Expressions and Functions
How to find excluded values of a rational function.
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Multiplying and Dividing Rational Expressions
Algebra 2 Rational Expressions and Functions
How to multiply and divide rational expressions.
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Adding and Subtracting Rational Expressions
Algebra 2 Rational Expressions and Functions
How to add and subtract rational expressions.
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Introduction to Rational Functions
Precalculus Polynomial and Rational Functions
How to define rational functions, and how to identify their domain and zeros.
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Solving a Rational Equation for a parameter
Algebra 2 Rational Expressions and Functions
How to solve a simple rational equation for a parameter.
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Simplifying Radicals using Rational Exponents
Algebra 2 Roots and Radicals
How to use rational exponents to simplify higher power and indexed radicals.
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Graphing Rational Functions, n>m
Precalculus Polynomial and Rational Functions
How to find the oblique asymptote of a rational function, if it has one.
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Rational Exponents
Algebra 2 Roots and Radicals
How to understand the correlation between radicals and fractional exponents.
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Graphing Rational Functions, n=m
Precalculus Polynomial and Rational Functions
How to recognize when a rational function has a horizontal asymptote, and how to find its equation.
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Graphing Rational Functions, n less than m
Precalculus Polynomial and Rational Functions
How to recognize when y = 0 is the horizontal asymptote of a rational function.
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Limits of Rational Functions
Precalculus Polynomial and Rational Functions
How to evaluate the limit of k/x^n as x goes to infinity (or negative infinity).
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Multiplying and Dividing Rationals
Algebra Rational Expressions and Functions
How to multiply and divide rational expressions.
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Adding and Subtracting Rational Expression
Algebra Rational Expressions and Functions
How to add or subtract rational expressions.
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