3. Functions and Graphs

Find the Midpoint of a Line Segment

Distance and Midpoint Formulas; Circles

The Midpoint Formula

Finding the Center-Radius Form of a Circle by Completing the Square - Example 2

Radius and center for a circle equation in standard form | Algebra II | Khan Academy

Finding Endpoint Given Midpoint

The Distance Formula: Finding the Distance Between Two Points

Find the center and radius of a circle

The Distance Formula - Deriving the Formula from Pythagorean Theorem

Midpoint of Two Points - Another Example

Translate the equation of a circle from general form to standard form

In Exercises 107–108, write the standard form of the equation of the circle with the given center and radius. Center (-2. 4), r = 6

Graphing Conic Sections Part 1: Circles

Understand the standard form equation for circles

Find the distance between points using the distance formula

The Distance Formula and Finding the Distance Between Two Points - Example 2

In Exercises 109–111, give the center and radius of each circle. x^2 + y^2 - 4x + 2y - 4 = 0

Finding the Center-Radius Form of a Circle by Completing the Square - Example 3

How To Find The Midpoint Using The Midpoint Formula

The Center-Radius Form for a Circle - A few Basic Questions, Example 2

Finding the Center-Radius Form of a Circle by Completing the Square - Example 1

How to do the Distance Formula

The Distance Formula and Finding the Distance Between Two Points - Example 1

How to do the Midpoint Formula 

In Exercises 105–106, find the midpoint of each line segment with the given endpoints. (2, 6) and (-12, 4)

The Center-Radius Form for a Circle - A few Basic Questions, Example 1

Finding Midpoint AND WALDO!!!

The Midpoint Formula - Finding the Midpoint

Find the center and radius of a circle by completing the square

Write the equation of a circle centered at (h, k)

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

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1. Fundamental Concepts of Algebra

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8. Conic Sections

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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

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

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 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

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

Basics of Functions and Their Graphs

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 Distance Between Two Points

 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

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