Algebra 1, 2008

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**Venn Diagram - Number System:**

The expression is .

(Square root: )

Observe that the decimal () of the number is repeating.

The number is a rational number.

**Obeserve the vendiagram:**

- The number is not a Natural number (N),

not a Whole number (W), and not an Integer (Z).

- The number is a rational number (Q).
- All rational numbers (Q) are real numbers (R).

The number belongs to Q and R.

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