• #### Chain Rule: The General Exponential Rule - Problem 1

##### Math›Calculus›Techniques of Differentiation
How to differentiate a composite function when the outside function is exponential.
• #### 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.
• #### 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.
• #### 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.
• #### 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.
• #### Percents - Problem 4

##### Math›Algebra›Pre-Algebra
Estimation techniques for percents, including how to mentally calculate common percentages
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• #### Order of Operations - Problem 5

##### Math›Algebra›Pre-Algebra
Organizational techniques for simplifying expressions using the order of operations
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• #### Proportions - Problem 4

##### Math›Algebra›Solving Equations
Technique for turning percent problems into proportions that can be solved with cross multiplication
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• #### Solving Two-step Equations - Problem 8

##### Math›Algebra›Solving Equations
Reversing the order of operations as a solving technique
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• #### Age Word Problems - Problem 3

##### Math›Algebra›Word Problems Using Systems of Equations
Techniques for solving word problems that involve changing relative ages
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• #### Selling Multiple Items - Problem 3

##### Math›Algebra›Word Problems Using Systems of Equations
Technique for writing a system of equations that represents the cost of two different types of items
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• #### Solving Systems of Equations using Elimination - Problem 6

##### Math›Algebra›Solving Systems of Equations
Technique for getting rid of fractions in a system of equations by multiplying an equation by the least common denominator
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