# complex numbers trigonometric form modulus argument   153 videos

• #### Quantum Numbers

##### ChemistryThe Atom

How to identify a specific electron in an atom's electron cloud using quantum numbers.

quantum numbers electrons
• #### Introduction to Imaginary Numbers

How to define an imaginary number.

imaginary number i square root of a negative
• #### Writing Equations in Slope-Intercept Form

##### AlgebraLinear Equations and Their Graphs

How to write the equation of a line using slope-intercept form.

slope y intercept slope intercept form
• #### Oxidation Number Method

##### ChemistryElectrochemistry

How to use the oxidation number method to understand oxidation-reduction reactions.

oxidation number method oxidation states
• #### Introduction to Real Numbers

##### Algebra 2Real Numbers

How to classify different types of real numbers.

real numbers natural counting whole integer rational irrational
• #### Trigonometric Identities

##### PrecalculusTrigonometric Functions

How to use the unit circle to derive the tangent identity and the Pythagorean identity.

identities the unit circle trigonometric identities the Pythagorean identity
• #### Trigonometric Identities

##### TrigonometryTrigonometric Functions

How to use the unit circle to derive the tangent identity and the Pythagorean identity.

identities the unit circle trigonometric identities the Pythagorean identity
• #### Slope-Intercept Form of a Line

##### Algebra 2Graphs of Linear Equations

How to graph a line in slope-intercept form.

slope intercept y=mx+b graphing a line
• #### Applied Linear Equations: Consecutive Numbers

##### PrecalculusLinear Equations and Inequalities

How to solve a problem involving consecutive integers.

consecutive numbers
• #### Applied Linear Equations: Consecutive Numbers

##### Algebra 2Linear Equations

How to solve a problem involving consecutive integers.

consecutive numbers
• #### Multiplying and DIviding with Mixed Numbers

##### Pre-AlgebraFractions and MIxed Numbers

Multiplying or dividing with mixed numbers

• #### The Number e and the Natural Logarithm

##### PrecalculusExponential and Logarithmic Functions

How the number e is defined.

exponential functions graphing exponential functions tangent lines the definition of e
• #### Point-Slope Form of Linear Equations

##### AlgebraLinear Equations and Their Graphs

How to write the equation of a line in point-slope form.

slope equation
• #### Number of Handshakes at a Party

##### GeometryReasoning, Diagonals, Angles and Parallel Lines

How to determine the number of handshakes possible in a group of a certain number of people.

mathematical modeling non linear functions diagonals
• #### The Reciprocal Trigonometric Functions

##### PrecalculusTrigonometric Functions

How to define the reciprocal trigonometric functions, the reciprocal identities, and the Pythagorean identities.

identities the unit circle reciprocal identities the Pythagorean identities
• #### Using Trigonometric Identities

##### PrecalculusTrigonometric Functions

How to simplify a trigonometric expression by converting to sines and cosines and using algebra.

reciprocal identities
• #### The Reciprocal Trigonometric Functions

##### TrigonometryTrigonometric Functions

How to define the reciprocal trigonometric functions, the reciprocal identities, and the Pythagorean identities.

identities the unit circle reciprocal identities the Pythagorean identities
• #### Using Trigonometric Identities

##### TrigonometryTrigonometric Functions

How to simplify a trigonometric expression by converting to sines and cosines and using algebra.

reciprocal identities
• #### Number of Diagonals in a Polygon

##### GeometryReasoning, Diagonals, Angles and Parallel Lines

How to determine the number of diagonals in a polygon.

vertex diagonal non consecutive vertices polygon
• #### Properties of Real Numbers

##### Algebra 2Real Numbers

How to define the properties of real numbers.

associative commutative distributive identity inverse