Algebra Lesson 4.2: The Vertical Line Test

Practice Exercises:

For each of the following images use the vertical line test to decide whether or not the image is the graph of a function.

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Algebra Lesson 4.1: Introduction to Functions

Practice Exercises:

For the following functions, find \(f(0)\), \(f(-2)\), and \(f(3)\)

     1. \(f(x) = x-2\)
     2. \(f(x) = 2(4-x)\)
     3. \(f(x) = 7x + 3(2x+1)\)

Solutions video: