7. Additional Topics in Trigonometry

Use the Law of Cosines to Solve Oblique Triangles

The Law of Cosines

Using the Law of Cosines (SSS) to find an angle

Application of the Law of Cosines

Law of Cosines, Example 5

Oblique Word Problems

Using Law of Cosines

Law of Cosines, Example 6

Find the Bearing and Distance - Law of Cosines word problem

Law of Cosines, Example 2

Heron's Formula - Example

Heron's formula - Perimeter, area, and volume

Law of Cosines, Example 3

The Cosine Rule (2 of 3: Basic Example of Finding Sides)

Heron's Formula 2

Law of Cosines Word Problem

Law of cosines - Trig identities and examples

Heron's Formula

Law of Cosines, Example 1

Heron's Formula to Find Height of a Triangle

Heron's Formula, Example 1

Using the law of cosines for a triangle with SAS

Law of Cosines, Example 4

How to use heron's formula to find the area of a triangle with SSS

Heron's Formula, Example 3

Heron's Formula: Area of a Triangle

Law of Cosines

How to Find the Area of a Triangle with Trigonometry

Law of Cosines, Word Problem #1

Learn the toughest concepts covered in Precalculus with step-by-step video tutorials and practice problems by world-class tutors 

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1. Fundamental Concepts of Algebra

2. Functions and Graphs

3. Polynomial and Rational Functions

4. Exponential and Logarithmic Functions

5. Trigonometric Functions

6. Analytic Trigonometry

8. Systems of Equations and Inequalities

9. Matrices and Determinants

10. Conic Sections and Analytic Geometry

11. Sequences, Induction, and Probability

12. Introduction to Calculus

Plot Complex Numbers in the Complex Plane

Find the Absolute Value of a Complex Number

Write Complex Numbers in Polar Form

Convert a Complex Number from Polar to Rectangular Form

Find Products of Complex Numbers in Polar Form

Find Quotients of Complex Numbers in Polar Form

Find Powers of Complex Numbers in Polar Form

Find Roots of Complex Numbers in Polar Form

Complex Numbers in Polar Form, DeMoivre's Theorem

Use Magnitude and Direction to Show Vectors Are Equal

Visualize Scalar Multiplication, Vector Addition, and Vector Subtraction as Geometric Vectors

Represent Vectors in the Rectangular Coordinate System

Perform Operations with Vectors in Terms of i and j

Find the Unit Vector in the Direction of v

Write a Vector in Terms of Its Magnitude and Direction

Solve Applied Problems Involving Vectors

Vectors

Use Point Plotting to Graph Polar Equations

Use Symmetry to Graph Polar Equations

Graphs of Polar Equations

Solve Applied Problems Using the Law of Cosines

Use Heron's Formula to Find the Area of a Triangle

Use the Law of Sines to Solve Oblique Triangles

Use the Law of Sines to Solve, if Possible, the Triangle or Triangles in the Ambiguous Case

Find the Area of an Oblique Triangle Using the Sine Function

Solve Applied Problems Using the Law of Sines

The Law of Sines

Plot Points in the Polar Coordinate System

Find Multiple Sets of Polar Coordinates for a Given Point

Convert a Point from Polar to Rectangular Coordinates

Convert a Point from Rectangular to Polar Coordinates

Convert an Equation from Rectangular to Polar Coordinates

Convert an Equation from Polar to Rectangular Coordinates

Polar Coordinates

Find the Dot Product of Two Vectors

Find the Angle Between Two Vectors

Use the Dot Product to Determine if Two Vectors Are Orthogonal

Find the Projection of a Vector onto Another Vector

Express a Vector as the Sum of Two Orthogonal Vectors

Compute Work

The Dot Product

General Chemistry

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Physics

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General Biology

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Financial Accounting

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College Algebra covers algebraic topics and skills necessary to succeed in college-level math

College Algebra

Organic Chemistry

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Genetics

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GOB Chemistry

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Study topics incliding trogonometric functions, identities and equations, solutions of triangles, complex numbers, and other topics as time permits

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Building Great Presentations

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Enhancing Your Critical Thinking Skills

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Habits To Win Every Day

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Having Powerful Advanced Conversations

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How To Influence & Persuade

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Leadership Skills For Rising Stars

Listening To Lead

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Making Decisions Under Uncertainty

Lynne Hurdle

Mistakes To Avoid When Resolving Conflict

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Overcoming Decision Making Traps

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Prioritizing Effectively

Secrets Of Effective Prioritization

Strategies To Build Up Your Creativity

Tools For Decision Making

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Unleash And Advance Your Creativity

Winning Collaboration: How To Work More Effectively With Different Personalities

Writing Emails People Want To Read

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Digital Literacy

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Introduction to Python

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Agile Project and Product Management

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Introduction to Microsoft Power BI

Microsoft Power BI

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Data Analysis Fundamentals with Excel

Data Analysis - Excel

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Introduction to Blockchain

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HTML, CSS & Layout

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Learn Enough JavaScript to be Dangerous: A Tutorial Introduction to Programming with JavaScript

Introduction to JavaScript

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R Programming

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