Unit 8 - Lesson 3 - Grade 8: Illustrative Mathematics

Are any of these numbers a solution to the equation x2 = 2? Explain your reasoning.11/23/27/5

Find some more rational numbers that are close to \sqrt{2}.

In your own words, say what a rational number is. Give at least three different examples of rational numbers.

In your own words, say what an irrational number is. Give at least two examples.