43 Videos for "multiplication"

Multiplying Radicals of the Same Root  Concept
Math › Algebra 2 › Roots and Radicals
How to multiply radicals of the same root together. 
Multiplying Radicals of the Same Root  Problem 1
Math › Algebra 2 › Roots and Radicals
How to multiply a radical by a binomial. 
Multiplying Radicals of the Same Root  Problem 2
Math › Algebra 2 › Roots and Radicals
How to multiply two binomials that both contain a radical. 
The Identity Matrix  Concept
Math › Precalculus › Systems of Linear Equations and Matrices
How to determine the identity matrix of order n. 
Scientific Notation  Problem 3
Math › Algebra 2 › Exponents
How to evaluate products involving scientific notation. 
Unit Vectors  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find the unit vector that has the same direction as a given vector. 
The Inverse of a Square Matrix  Concept
Math › Precalculus › Systems of Linear Equations and Matrices
How to determine whether two matrices are inverses. 
Square Matrices  Concept
Math › Precalculus › Systems of Linear Equations and Matrices
How to determine whether two matrices can be multiplied, and if so, what the dimensions of the product will be. 
Solving a Rational Equation  Problem 6
Math › Algebra 2 › Rational Expressions and Functions
Solving rational equations using cross multiplication, checking for extraneous solutions 
Solving and Graphing Multistep Inequalities  Problem 1
Math › Algebra › Solving and Graphing Inequalities
How to solve and graph multistep inequalities using multiplication and subtraction. 
Unit Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to express a vector algebraically in terms of the unit vectors i and j. 
Square Matrices  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to interpret 2x2 matrices as transformations. 
Unit Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to convert a vector into component form when it is expressed in terms of the unit vectors i and j. 
The Midpoint and Distance Formulas in 3D  Concept
Math › Precalculus › Vectors and Parametric Equations
How to derive the formula for the midpoint of a segment in three dimensions. 
The Inverse of a Square Matrix  Problem 3
Math › Precalculus › Systems of Linear Equations and Matrices
How to find the inverse of a square matrix of order 3 using row operations. 
Multiplying and Dividing Rational Expressions  Problem 3
Math › Algebra 2 › Rational Expressions and Functions
How to simplify a rational expression involving both multiplication and division. 
The Inverse of a Square Matrix  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to determine that a matrix has no inverse using row operations. 
The Inverse of a Square Matrix  Problem 1
Math › Precalculus › Systems of Linear Equations and Matrices
How to find the inverse of a square matrix of order 2 using row operations. 
Parametrizing a Line Segment  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find a parametrization of segment AB that uses s, the distance from point A, as a parameter. 
Solving Linear Systems Using Matrix Algebra  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to solve three linear equations in three unknowns using matrix algebra.