• #### Mathematical Induction - Problem 2

##### Math›Precalculus›Sequences and Series
How to use mathematical induction to prove the equation for the sum of the first n odd integers.
• #### Series and Summation Notation - Problem 5

##### Math›Precalculus›Sequences and Series
Shortcut formulas for evaluating linear sums in Sigma notation.
Tags:
• #### Supplementary and Complementary Angles - Concept

##### Math›Geometry›Geometry Building Blocks
How to identify supplementary and complementary angles.
• #### Exterior Angles of a Polygon - Problem 2

##### Math›Geometry›Polygons
How to find a missing exterior angle of a pentagon, given four other angles.
• #### Additive and Multiplicative Inverses - Problem 1

##### Math›Algebra›Pre-Algebra
How to find the additive inverse of positive and negative numbers.
• #### Expanding Logarithms - Problem 5

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
How to expand logs using the quotients to sums and differences.
Tags:
• #### Series and Summation Notation - Concept

##### Math›Algebra 2›Sequences and Series
How to define a series.
• #### Geometric Series - Problem 12

##### Math›Algebra 2›Sequences and Series
Finding infinite geometric sums from sigma notation.
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• #### Series and Summation Notation - Problem 4

##### Math›Algebra 2›Sequences and Series
Shortcut formulas for evaluating quadratic sums in Sigma notation.
Tags:
• #### Series and Summation Notation - Problem 6

##### Math›Precalculus›Sequences and Series
Shortcut formulas for evaluating sums in Sigma notation that are neither arithmetic nor geometric.
Tags:
• #### Mathematical Induction - Problem 2

##### Math›Algebra 2›Sequences and Series
How to use mathematical induction to prove the equation for the sum of the first n odd integers.
• #### Series and Summation Notation - Problem 5

##### Math›Algebra 2›Sequences and Series
Shortcut formulas for evaluating linear sums in Sigma notation.
Tags:
• #### Mathematical Induction - Problem 1

##### Math›Precalculus›Sequences and Series
How to use mathematical induction to prove the equation for the sum of the first n integers.
• #### Arithmetic Series - Problem 9

##### Math›Algebra 2›Sequences and Series
Solving for the last term of an arithmetic series from a known sum and known first term.
Tags:
• #### Adding Vectors - Problem 3

##### Math›Precalculus›Vectors and Parametric Equations
How to plot the sum of two vectors and find its magnitude.
• #### Adding Vectors - Problem 1

##### Math›Precalculus›Vectors and Parametric Equations
How to plot the sum of two vectors and find its magnitude.
• #### Series and Summation Notation - Problem 7

##### Math›Algebra 2›Sequences and Series
Interpreting Sigma notation to find sums by hand (no formulas).
Tags:
• #### Series and Summation Notation - Problem 3

##### Math›Precalculus›Sequences and Series
How to put a series into summation notation.
• #### Series and Summation Notation - Problem 4

##### Math›Precalculus›Sequences and Series
Shortcut formulas for evaluating quadratic sums in Sigma notation.
Tags:
• #### Derivatives of Polynomial Functions - Concept

##### Math›Calculus›The Derivative
How to compute the derivative of a polynomial function using two properties of the derivative.