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Algebra 2 · Chapter 10 · Lesson 10.2 · Printable PDF

Fitting a Quadratic to Data Worksheet with Answer Key

6 problems on fitting a quadratic to data: the parabola through three points, a link between slopes and coefficients, a bakery's cost by batches, a student's system for three points, a family of parabolas through two points, and a draining tank. 2 pages, with a worked answer key.

6 problems2 pagesanswer key
Printable Fitting a quadratic to data worksheet with answer key - Algebra 2 (Page 1 PDF preview)
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What's on the worksheet

  1. Find the parabola through each set of three points and check all three.
    (−1, −10), (2, −1), (3, −2)(−2, 9), (2, −3), (4, −3)
  2. Use the slope between two points on a parabola to find a relationship between coefficients.
  3. Word problem: a bakery's daily cost as the number of batches rises.
  4. Check Arjun's system for the parabola through three points.
  5. Write b and c in terms of a for parabolas through two points and find a member of the family.
  6. Word problem: water depth in Lily's draining tank over time.

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

Fitting a quadratic to data: the lesson ›

More Chapter 10 worksheets: Systems in three variables and systems of inequalities