# multiplying square roots   90 videos

• #### Introduction to Radicals

##### Algebra 2Roots and Radicals

How to know when to include a plus and minus on a square root problem.

simplifying square roots
• #### Difference of Perfect Squares

##### AlgebraFactoring

How to recognize and factor a binomial that is the difference of perfect squares.

perfect square coefficients binomial
• #### Finding the Roots of a Complex Number

##### PrecalculusPolar Coordinates and Complex Numbers

How to use DeMoivre's Theorem to compute the cube roots of a complex number.

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• #### Regions Between Circles and Squares

##### GeometryArea

How to calculate the area between a square and an inscribed circle.

shaded region square circle radius
• #### Radicals and Absolute Values

##### Algebra 2Roots and Radicals

How to know when to include a absolute value when simplifying a square root.

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• #### Solving an Equation with Radicals

##### Algebra 2Roots and Radicals

How to solve an equation with a square root.

radical equation squaring both sides
• #### More Roots of Complex Numbers

##### PrecalculusPolar Coordinates and Complex Numbers

How to find the roots of a complex number quickly using four simple guidelines.

complex numbers trigonometric form complex roots modulus argument
• #### Invertible Square Matrices and Determinants

##### PrecalculusSystems of Linear Equations and Matrices

How to determine whether a square matrix is invertible using its determinant.

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• #### Multiplying and Distributing Radical Expressions

##### AlgebraRadical Expressions and Equations

How to multiply radical expressions.

distributing FOIL radicand
• #### Multiplying and DIviding with Mixed Numbers

##### Pre-AlgebraFractions and MIxed Numbers

Multiplying or dividing with mixed numbers

• #### Multiplying Polynomials: Special Cases

##### AlgebraPolynomials

How to recognize special products of polynomials.

perfect square trinomial difference of perfect squares binomial
• #### Rectangle and Square Properties

##### GeometryPolygons

How to define a rectangle and a square.

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• #### Multiplying and Dividing Rationals

##### AlgebraRational Expressions and Functions

How to multiply and divide rational expressions.

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• #### Binomial Theorem

##### Algebra 2Polynomials

How to define factorial expressions used in the binomial theorem.

square root
• #### Binomial Theorem

##### PrecalculusTopics in Discrete Math

How to define factorial expressions used in the binomial theorem.

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• #### Multiplying Monomials and/or Binomials and FOIL

##### AlgebraPolynomials

How to multiply monomials and binomials using FOIL.

FOIL monomial binomial product distributing
• #### Multiplying Complex Numbers

##### PrecalculusPolar Coordinates and Complex Numbers

How to multiply two complex numbers in trigonometric form.

complex numbers trigonometric form modulus argument
• #### Multiplying and Dividing

##### Pre-AlgebraWhole Numbers

Looking at how multiplication represents repeated addition, as well as special cases of multiplying and dividing whole numbers

• #### Square Matrices

##### PrecalculusSystems 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.

matrices rows columns dimension matrix multiplication
• #### Multiplying Polynomials using Area Models

##### AlgebraPolynomials

How to relate area of rectangles to multiplying polynomials.

area binomial trinomial distributing

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