The expression \( \sqrt{13} \cdot \sqrt{13} \) simplifies as follows:

\[
\sqrt{13} \cdot \sqrt{13} = \sqrt{13 \times 13} = \sqrt{169} = 13
\]

Thus, \( \sqrt{13} \cdot \sqrt{13} = 13 \).

Would you like any further details or have additional questions?

Here are 5 related questions to explore this topic further:
1. What is the general rule for multiplying square roots?
2. How do you simplify \( \sqrt{a} \times \sqrt{b} \)?
3. How would you calculate \( \sqrt{25} \times \sqrt{25} \)?
4. What happens when you multiply different square roots, such as \( \sqrt{12} \times \sqrt{3} \)?
5. How do you handle square roots in more complex algebraic expressions?

**Tip:** Whenever you multiply two identical square roots, the result will be the number inside the square root, because squaring a square root cancels out the radical.

Learn how to simplify the expression √13 × √13 step by step. This math problem demonstrates the multiplication of square roots, where √13 × √13 simplifies to 13. Suitable for students in Grades 6-8.

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