Information about Rational Expressions

Rational Expressions. An expression that is the ratio of two polynomials: It is just like a fraction, but with polynomials. Other Examples:

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Explains how to simplify rational expressions, using many worked examples. Corrects the major mistake many students make.

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Sal explains what it means to simplify a rational expression and why we would want to do that. Just don't forget the excluded values!

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Explains what rational expressions are, and describes how to find their domain.

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Rational Expressions. A rational expression, also known as a rational function, is any expression or function which includes a polynomial in its numerator ...

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Cheat Sheets & Tables Algebra, Trigonometry and Calculus cheat sheets and a variety of tables. Class Notes Each class has notes available. Most of the ...

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Using Rational Expressions. A Rational Expression is the ratio of two polynomials: Using Rational Expressions. Using Rational Expressions is very similar ...

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Why is it Called a Rational Expression? Got a fraction with a polynomial in the numerator and denominator? You have a rational expression! Watch this ...

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Uniquely Crafted Works of Art. Rational Expressions is a newly established gallery excited about bringing access to a number of contemporary artists, both ...

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Given a rectangle with length a²+6a+27 and width a²-9, Sal writes the ratio of the width to the length as a simplified rational expression.

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