How many rational solutions

For access, consult one of our IM Certified Partners. Professional Learning Contact Us. Lesson 20 Rational and Irrational Solutions. Lesson Narrative. Learning Goals Teacher Facing. Explain orally and in writing why the product of a non-zero rational and irrational number is irrational.

Explain orally and in writing why the sum of a rational and irrational number is irrational. Explain orally and in writing why the sum or product of two rational numbers is rational.

Student Facing. Required Materials. Graphing technology. Required Preparation. Learning Targets. I can explain why adding a rational number and an irrational number produces an irrational number. I can explain why multiplying a rational number except 0 and an irrational number produces an irrational number.

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