Khan Academy
Khan Academy: Algebra Ii: Complex Numbers: Imaginary and Complex Numbers
Video works through six problems from the California Standards Test. Three problems involve simplifying rational expressions, one of which uses exponent rules. Two problems involve graphing complex numbers or reading them from graphs....
Khan Academy
Khan Academy: Algebra: Multiplying and Dividing Rational Expressions
Video shows examples of multiplying and dividing rational expressions. Includes adding restrictions to the simplified answer. [9:19]
Khan Academy
Khan Academy: Algebra: Adding and Subtracting Rational Expressions Example 2
Video shows example of adding and subtracting rational expressions. Includes discussion of using the least common multiple of the denominators for a common denominator. [2:56]
Khan Academy
Khan Academy: Algebra: Multiplying and Simplifying Rational Expressions
Video demonstrates how to multiply two rational expressions, simplify the product, and determine the domain. [5:05]
Khan Academy
Khan Academy: Algebra: Simplifying Rational Expressions Introduction
Video shows examples of how to simplify rational expressions. Includes writing restrictions for simplified expressions. [15:22]
Khan Academy
Khan Academy: Algebra: Adding and Subtracting Rational Expressions Example 3
Video shows example of adding and subtracting rational expressions by creating a common denominator. [4:37]
Khan Academy
Khan Academy: Algebra: Multiplying and Dividing Rational Expressions 1
Video lesson involving multiplying two rational expressions, simplifying the result and then stating the domain of the expression. [3:38]
Khan Academy
Khan Academy: Algebra: Multiplying and Dividing Rational Expressions 2
Video lesson on multiplying rational expressions and simplifying the result by factoring the difference of squares. Includes stating the domain of the expression. [4:52]
Khan Academy
Khan Academy: Algebra: Multiplying and Dividing Rational Expressions 3
Video lesson involving dividing rational expressions and simplifying the result by factoring out the greatest common factor. Includes stating the domain of the expression. [4:10]
Khan Academy
Khan Academy: Algebra Ii: Intro to Rational Expression Simplification
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! [15:22]
Khan Academy
Khan Academy: Algebra: Simplifying Expressions With Exponents 2
Video simplifying a rational algebraic expression using the power of a power, power of a product and quotient of powers rules. [3:35]
Khan Academy
Khan Academy: Simplifying Rational Expressions 2
A video on how to simplify a rational expression and then figure out the domain.
Khan Academy
Khan Academy: Simplifying Rational Expressions 3
A demonstration on how to simplify a rational expression and stating the domain.
Khan Academy
Khan Academy: Simplifying Rational Expressions: Common Monomial Factors
Sal simplifies rational expressions by taking common factors and canceling them. [6:59]
Khan Academy
Khan Academy: Dividing Polynomials by Linear Expressions: Missing Term
Dividing rational expressions using long division. [4:32]
Khan Academy
Khan Academy: Algebra Ii: Dividing Polynomials by Linear Expressions
Sal divides a rational expression using long division. [3:24]
Sophia Learning
Sophia: Simplifying Rational Expressions: Lesson 5
This lesson demonstrates how to simplify rational expressions. It is 5 of 6 in the series titled "Simplifying Rational Expressions."