132 Videos for "sum"

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. 
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 › PreAlgebra
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. 
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. 
Series and Summation Notation  Problem 4
Math › Algebra 2 › Sequences and Series
Shortcut formulas for evaluating quadratic sums in Sigma notation. 
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. 
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. 
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. 
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). 
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. 
Derivatives of Polynomial Functions  Concept
Math › Calculus › The Derivative
How to compute the derivative of a polynomial function using two properties of the derivative.