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Algebra 1 · Chapter 4 · Lesson 4.1 · Printable PDF

Evaluating a Piecewise Function Worksheet with Answer Key

6 problems on piecewise functions: finding values from a rule with several cases, describing a function in words, a phone plan bill, solving for inputs, a student's missing answer, and a constant that makes the pieces fit. 3 pages, with a worked answer key.

6 problems3 pagesanswer key
Printable Evaluating a piecewise function worksheet with answer key - Algebra 1 (Page 1 PDF preview)
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Try one first: a free Chapter 1 worksheet (PDF, no sign-in).

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What's on the worksheet

  1. Find each value of a three-piece function.
    f(-7)f(-2)f(-1.5)f(0)f\!\left(\dfrac{1}{2}\right)
  2. Write a rule for a function described in words and use it.
  3. Hannah's phone plan: write and use a bill function with data over the limit.
  4. Evaluate a two-piece function and find every input with a given output.
  5. Check Priya's answer to finding every x with a given output.
  6. Find the constant k from a given value, then work with the function.

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The free lesson teaches it with worked examples and practice problems.

Evaluating a piecewise function: the lesson ›

More Chapter 4 worksheets: Piecewise and absolute value functions