Real or Imaginary? Man Made Numbers
Essential Question: How can we express the zeros of a quadratic function if it never touches the real x-axis?
Content Objectives: The students will be able to...
- define and use imaginary and complex numbers
- solve quadratic equations with complex roots
- identify the real number system and it's families
Language Objective: The students will be able to explain what mathematical situation inspired imaginary numbers to be invented.
Key Terms: imaginary unit, imaginary number, complex number, real part, imaginary part, complex conjugate, DesCartes, pure imaginary numbers, Heron of Alexandria
Class Activities for March 1:
Journal- Test Talk #6
Flip Chart Notes
Investigation
Man Made Numbers
Guided Practice
Skills Practice Man Made Numbers due today
Guided Practice
Assignment Man Made Numbers due Friday
Cognitive Tutor