• #### Evaluating Limits Algebraically, Part 2 - Problem 3

##### Math›Calculus›Limits and Continuity
How to evaluate the limit of a radical function at points where it is not continuous by multiplying by the conjugate of the radical expression.
• #### Evaluating Limits Algebraically, Part 2 - Problem 2

##### Math›Calculus›Limits and Continuity
How to evaluate the limit of a function at points where it is not continuous.
• #### Evaluating Limits Algebraically, Part 1 - Problem 3

##### Math›Calculus›Limits and Continuity
How to evaluate the limit of a function with a radical by using continuity and finding where it is not continuous.

• #### Evaluating Limits Algebraically, Part 2 - Problem 1

##### Math›Calculus›Limits and Continuity
How to evaluate the limit of a function at points where it is not continuous. Finding points of discontinuity of rational functions and canceling factors so that the function becomes continuous.
• #### An Important Limit - Concept

##### Math›Calculus›The Derivative
How to interpret the value of a limit important in the derivative of exponential functions.
• #### 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).
• #### Limits at a Glance - Problem 3

##### Math›Precalculus›Polynomial and Rational Functions
How to quickly find the limit of a rational function as x goes to infinity.
• #### 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).
• #### 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 at a Glance - Problem 1

##### Math›Precalculus›Polynomial and Rational Functions
How to quickly find the limit of a rational function as x goes to infinity.
• #### Limits at a Glance - Concept

##### Math›Precalculus›Polynomial and Rational Functions
How to quickly find the limit of a rational function as x goes to infinity.
• #### Limits at a Glance - Problem 2

##### Math›Precalculus›Polynomial and Rational Functions
How to quickly find the limit of a rational function (cubic polynomials) as x goes to infinity.
• #### Limits of Rational Functions - Problem 2

##### Math›Precalculus›Polynomial and Rational Functions
How to find the limit of a rational function (with quadratic polynomials) as x goes to negative infinity.
• #### Continuity - Problem 2

##### Math›Calculus›Limits and Continuity
How to show that a function is discontinuous at a point x=a because the limit as x approaches a does not exist.
• #### Continuity - Problem 3

##### Math›Calculus›Limits and Continuity
How to show that a function is discontinuous at a point x=a because its limit and its value at x=a are different. Explanation of continuity.
• #### Continuity - Concept

##### Math›Calculus›Limits and Continuity
How to determine whether a function f(x) is continuous at a particular point x=a.
• #### Continuity - Problem 1

##### Math›Calculus›Limits and Continuity
How to show that a function is discontinuous at a point x=a because it is not defined at a. Explanation of continuity.
• #### Continuous Functions - Problem 2

##### Math›Calculus›Limits and Continuity
How to show that rational functions are continuous functions.
• #### Continuous Functions - Concept

##### Math›Calculus›Limits and Continuity
How to determine whether a function f(x) is continuous everywhere on its domain.