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# College Algebra

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

## 3. Functions and Graphs

### Basics of Functions and Their GraphsFind the Domain and Range of a Relation

3 videos2 questions

### Basics of Functions and Their GraphsDetermine Whether a Relation is a Function

3 videos2 questions

### Basics of Functions and Their GraphsDetermine Whether an Equation Represents a Function

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### Basics of Functions and Their GraphsEvaluate a Function

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### Basics of Functions and Their GraphsGraph Functions by Plotting Points

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### Basics of Functions and Their GraphsUse the Vertical Line Test to Identify Functions

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### Basics of Functions and Their GraphsObtain Information About a Function From Its Graph

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### Basics of Functions and Their GraphsIdentifying the Domain and Range of a Function From Its Graph

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### Basics of Functions and Their GraphsIdentify Intercepts from a Function's Graph

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### Basics of Functions and Their GraphsIdentify Intervals on Which a Function Increases, Decreases, or Is Constant

3 videos2 questions

### Basics of Functions and Their GraphsUse Graphs to Locate Relative Maxima or Minima

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### Basics of Functions and Their GraphsTest for Symmetry

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### Basics of Functions and Their GraphsIdentifying Even or Odd Functions and Recognize Their Symmetries

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### Basics of Functions and Their GraphsUnderstand and Use Piecewise Functions

4 videos1 question

### Basics of Functions and Their GraphsFind and Simplify a Function's Different Quotient

5 videos1 question

### Linear Functions and SlopeCalculate a Line's Slope

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### Linear Functions and SlopeWrite the Point-Slope Form of the Equation of a Line

4 videos1 question

### Linear Functions and SlopeWrite and Graph the Slope-Intercept Form of the Equation of a Line

6 videos1 question

### Linear Functions and SlopeGraph Horizontal and Vertical Lines

4 videos1 question

### Linear Functions and SlopeRecognize and Use the General Form of a Line's Equation

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### More on SlopeFind Slopes and Equations of Parallel and Perpendicular Lines

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### Transformations of FunctionsUse Vertical Shifts to Graph Functions

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### Transformations of FunctionsUse Horizontal Shifts to Graph Functions

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### Transformations of FunctionsUse Horizontal Stretching and Shrinking to Graph Functions

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### Inverse FunctionsVerify Inverse Functions

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### Distance and Midpoint Formulas; CirclesFind the Distance Between Two Points

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### Distance and Midpoint Formulas; CirclesFind the Midpoint of a Line Segment

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