• #### Natural Selection

##### Science›Biology›Evolution
Understanding the process of natural selection.
• #### Natural Resource Depletion

##### Science›Biology›Conservation Biology
The effects of natural resource depletion.
• #### Common and Natural Logarithms - Concept

##### Math›Precalculus›Exponential and Logarithmic Functions
How to define natural and common logs.
• #### Common and Natural Logarithms - Concept

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
How to define natural and common logs.
• #### The Number e and the Natural Logarithm - Problem 2

##### Math›Precalculus›Exponential and Logarithmic Functions
How to evaluate natural logarithms of e to a power.
• #### The Number e and the Natural Logarithm - Problem 1

##### Math›Precalculus›Exponential and Logarithmic Functions
How the natural logarithm is defined.
• #### The Number e and the Natural Logarithm - Problem 3

##### Math›Precalculus›Exponential and Logarithmic Functions
How to change any exponential function to base e.
• #### Common and Natural Logarithms - Problem 1

##### Math›Precalculus›Exponential and Logarithmic Functions
How to approximate a logarithm.
• #### Common and Natural Logarithms - Problem 2

##### Math›Precalculus›Exponential and Logarithmic Functions
Overview of the mathematical constant "e".
• #### Common and Natural Logarithms - Problem 1

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
How to approximate a logarithm.
• #### The Number e and the Natural Logarithm - Concept

##### Math›Precalculus›Exponential and Logarithmic Functions
How the number e is defined.
• #### Common and Natural Logarithms - Problem 2

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
Overview of the mathematical constant "e".
• #### Chain Rule: The General Logarithm Rule - Problem 2

##### Math›Calculus›Techniques of Differentiation
How to differentiate a composite function when the outside function is the natural logarithm by using properties of natural logs.
• #### Chain Rule: The General Logarithm Rule - Problem 3

##### Math›Calculus›Techniques of Differentiation
How to differentiate a composite function when the outside function is the natural logarithm with the help of natural logs.
• #### Derivatives of Logarithmic Functions - Concept

##### Math›Calculus›The Derivative
How to infer the derivative of the natural log function using a calculator investigation.
• #### Derivatives of Logarithmic Functions - Problem 1

##### Math›Calculus›The Derivative
How to use properties of the derivative to find the derivative of a function that contains a natural log term.
• #### Chain Rule: The General Logarithm Rule - Concept

##### Math›Calculus›Techniques of Differentiation
How to differentiate a composite function when the outside function is the natural logarithm.
• #### Derivatives of Logarithmic Functions - Problem 2

##### Math›Calculus›The Derivative
How to find an equation of the line tangent to the graph of f(x)=ln(x) at a point, and how to use the tangent to approximate values of natural log.
• #### Chain Rule: The General Logarithm Rule - Problem 1

##### Math›Calculus›Techniques of Differentiation
How to differentiate a composite function when the outside function is the natural logarithm.
• #### Habitat Destruction

##### Science›Biology›Conservation Biology
The definition and examples of habitat destruction.