Here is a site that clearly and thoroughly explains the symmetry of even and odd functions and how to test for these types of symmetry. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have been absent or who need additional instruction on this or many other topics.

Additional Tags

even function, odd function, symmetry with respect to origin, symmetry with respect to y-axis, tests for symmetry, topics in precalculus: symmetry, reflectional symmetry

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Classroom Considerations

• Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)

Common Core

HSF-TF.A.4