Identifying Irrational Expressions

Easy Number Operations Irrational Numbers

Consider the following expressions:

1. $$ rac{ ext{sqrt}(3)}{3} $$

2. $$ 2 - ext{sqrt}(4) $$

3. $$ ext{sqrt}(2) + 1 $$

4. $$ ext{sqrt}(9) $$

Which of these expressions represents an irrational number?

1. $$ \frac{\text{sqrt}(3)}{3} $$

2. $$ 2 - \text{sqrt}(4) $$

3. $$ \text{sqrt}(2) + 1 $$

4. $$ \text{sqrt}(9) $$

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