An Algebraic Oversight

This An Algebraic Oversight assessment also includes:

Tackle a common misconception using a performance task. Dividing by a variable to eliminate a variable may seem like a good idea, but simplifying the variable eliminates solutions as well. Learners develop algebraic and graphical support to reinforce this idea.

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CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Incorporate while solving quadratic equations by factoring
  • Simplify the task to include an integer constant for younger and less advanced pupils
Classroom Considerations
  • Expects previous experience solving quadratic equations by graphing and factoring
  • Encourages multiple representations for extra practice
  • Combines several quadratic concepts in a single task
  • None
Common Core