179 Videos for "rational functions"

Introduction to Rational Functions  Concept
Math › Precalculus › Polynomial and Rational Functions
How to define rational functions, and how to identify their domain and zeros. 
Introduction to Rational Functions  Problem 1
Math › Precalculus › Polynomial and Rational Functions
How to express any rational function f(x) = (ax + b)/(cx + d) as a transformation of y = 1/x. 
Limits of Rational Functions  Problem 3
Math › Precalculus › Polynomial and Rational Functions
How to find the limit of a rational function as x goes to infinity (or negative infinity). 
Introduction to Rational Functions  Problem 3
Math › Precalculus › Polynomial and Rational Functions
How to identify the vertical asymptotes of a rational function. 
Limits of Rational Functions  Problem 1
Math › Precalculus › Polynomial and Rational Functions
How to find the limit of a rational function as x goes to infinity (or negative infinity). 
Limits of Rational Functions  Problem 2
Math › Precalculus › Polynomial and Rational Functions
How to find the limit of a rational function as x goes to infinity (or negative infinity). 
Introduction to Rational Functions  Concept
Math › Algebra › Rational Expressions and Functions
How to find excluded values of a rational function. 
Introduction to Rational Functions  Problem 1
Math › Algebra › Rational Expressions and Functions
How to find excluded values of a rational function where there are no sums or differences. 
Introduction to Rational Functions  Problem 3
Math › Algebra › Rational Expressions and Functions
How to find excluded values of a rational function when the denominator is a factorable trinomial. 
Graphing Rational Functions, n>m  Problem 3
Math › Precalculus › Polynomial and Rational Functions
How to graph a rational function when the degree n of the numerator is greater than the degree m of the denominator. 
Graphing Rational Functions, n>m  Problem 2
Math › Precalculus › Polynomial and Rational Functions
How to graph a rational function when the degree n of the numerator is greater than the degree m of the denominator. 
Graphing Rational Functions, n less than m  Concept
Math › Precalculus › Polynomial and Rational Functions
How to recognize when y = 0 is the horizontal asymptote of a rational function. 
Introduction to Rational Functions  Problem 2
Math › Algebra › Rational Expressions and Functions
How to find excluded values of a rational function where there is a sum or difference in the denominator. 
Introduction to Rational Functions  Problem 2
Math › Precalculus › Polynomial and Rational Functions
How a zero in the denominator does not always signal a vertical asymptote. 
Simplifying Rational Functions with Factoring and GCFs  Concept
Math › Algebra › Rational Expressions and Functions
How to simplify rational expressions. 
Limits of Rational Functions  Concept
Math › Precalculus › Polynomial and Rational Functions
How to evaluate the limit of k/x^n as x goes to infinity (or negative infinity). 
Graphing Rational Functions, n=m  Problem 3
Math › Precalculus › Polynomial and Rational Functions
How to graph a rational function when the degree n of the numerator equals the degree m of the denominator. 
Graphing Rational Functions, n>m  Concept
Math › Precalculus › Polynomial and Rational Functions
How to find the oblique asymptote of a rational function, if it has one. 
Graphing Rational Functions, n=m  Concept
Math › Precalculus › Polynomial and Rational Functions
How to recognize when a rational function has a horizontal asymptote, and how to find its equation. 
Graphing Rational Functions, n less than m  Problem 3
Math › Precalculus › Polynomial and Rational Functions
How to graph a rational function when the degree n of the numerator is less than the degree m of the denominator.