2. Functions and Graphs

Identifying Intercepts

Graphs and Graphing Utilities

Finding x and y Intercepts from a Graph 1.5

Finding Intercepts from the Graph of Functions

Graphing Equations by Plotting Points - Example 1

Graph quadratic functions using a graphing calculator

How to Plot a Point in the X-Y Plane

Interpreting Graphs of Functions

Graphing Linear Functions by Finding X,Y Intercept

Graph Points on a Coordinate Plane

X-Intercepts and Y-Intercepts of a Functions and Finding Them! Example 2

Graph a Line by Plotting Points - Example 2

Graphing a Linear Equation using Intercepts

Graphs and Graphing Utilities - Interpret Information Given by Graphs

Basic Math - Graphing with a Ti-83 or Ti-84 Calculator

The Cartesian Coordinate System - The Basics!

Graphing Using the Point Plot Method

Graphing in Algebra: Ordered Pairs and the Coordinate Plane

Graph Points in Any Quadrant

Interpreting Line Graphs

Selecting a Viewing Window

X-Intercepts and Y-Intercepts of a Functions and Finding Them! Example 1

Graphing Equations by Plotting Points - Example 3

Identify the X and Y Intercepts on a Graph

Understand line graphs by interpreting their scales

Write Coordinate Pairs for Points

Intercepts of Graphs and Where the Function is Positive and/or Negative

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

3. Polynomial and Rational Functions

4. Exponential and Logarithmic Functions

5. Trigonometric Functions

6. Analytic Trigonometry

7. Additional Topics in 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

Verify Inverse Functions

Find the Inverse of a Function

Determine if a Function Has an Inverse Function (Using Horizontal Line)

Graph Inverse Function (use one-to-One Function graph)

Find the Inverse of a Function and Graph Both Functions 

Inverse Functions

Identify Intervals on Which a Function Increases, Decreases, or Is Constant

Use Graphs to Locate Relative Maxima or Minima

Test for Symmetry

Identifying Even or Odd Functions and Recognize Their Symmetries

Understand and Use Piecewise Functions

Find and Simplify a Function's Different Quotient

More on Functions and Their Graphs

Plotting Points in the Rectangular Coordinate System

Graphing an Equation Using the Point-Plotting Method

Understanding the Viewing Rectangle

Interpret Information Given by Graphs

Construct Functions from Formulas

Construct Functions from Verbal Descriptions

Modeling with Functions

Calculate a Line's Slope

Write the Point-Slope Form of the Equation of a Line

Write and Graph the Slope-Intercept Form of the Equation of a Line

Graph Horizontal and Vertical Lines

Recognize and Use the General Form of a Line's Equation

Use Intercepts to Graph the General Form of a Line's Equation

Model Data with Linear Functions and Make Predictions

Linear Functions and Slope

Find the Domain and Range of a Relation

Determine Whether a Relation is a Function

Determine Whether an Equation Represents a Function

Evaluate a Function

Graph Functions by Plotting Points

Use the Vertical Line Test to Identify Functions

Obtain Information About a Function From Its Graph

Identifying the Domain and Range of a Function From Its Graph

Identify Intercepts from a Function's Graph

Basics of Functions and Their Graphs

Find the Distance Between Two Points

Find the Midpoint of a Line Segment

 Standard Form of a Circle's Equation

Center and Radius of a Circle Whose Equation Is in Standard Form

Convert the General Form of a Circle's Equation to Standard Form

Distance and Midpoint Formulas, Circles

Recognizing Graphs of Common Functions

Use Vertical Shifts to Graph Functions

Use Horizontal Shifts to Graph Functions

Use Reflections to Graph Functions

Use Vertical Stretching and Shrinking to Graph Functions

Use Horizontal Stretching and Shrinking to Graph Functions

Graph Functions Involving a Sequence of Transformations

Transformations of Functions

Find the Domain of a Function

Combine Functions Using the Algebra of Function

Form Composite Functions

Determine Domains for Composite Functions

Write Functions as Compositions

Combinations of Functions, Composite Functions

Find Slopes and Equations of Parallel and Perpendicular Lines

Interpret Slope as Rate of Change

Find a Function's Average Rate of Change

More on Slope

General Chemistry

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General Biology

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Financial Accounting

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Genetics

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Microbiology

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

Biochemistry

Macroeconomics

Chemistry

Biology

Math

Business

Social Sciences

Michelle Barry Franco

Building Great Presentations

Eric Zackrison, PhD

Critical Thinking And Problem Solving

Sam Bennett

Embracing Times Of Uncertainty

Nicole Tetreault, PhD

Emotional Intelligence Basics

Eugene Choi, PharmD

Enhancing Your Critical Thinking Skills

Jason Richardson, PsyD

Habits To Win Every Day

Alyssa Lowery, PhD

Having Powerful Advanced Conversations

Don Gilman, EdD

How To Influence & Persuade

Amy Matthews

Leadership Skills For Rising Stars

Listening To Lead

Michael Shermer, PhD

Making Decisions Under Uncertainty

Lynne Hurdle

Mistakes To Avoid When Resolving Conflict

Michael Veltri

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