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The solution to question number 10, \((\sqrt{5} - 3)(\sqrt{5} + 3)\), simplifies to \(-4\).

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Here are five related questions to expand on this concept:
1. How do you simplify expressions with square roots and binomials?
2. What is the general formula for simplifying \((a - b)(a + b)\)?
3. Can this method be used with complex numbers?
4. How do you handle higher powers of square roots in such expressions?
5. Can we apply a similar method for irrational or decimal values?

**Tip:** When simplifying \((a - b)(a + b)\), use the difference of squares formula: \(a^2 - b^2\).

Jawablah pertanyaan nomor 10: (√5 - 3)(√5 + 3) = ...

Learn how to simplify the expression (√5 - 3)(√5 + 3) using the difference of squares formula. This problem covers key algebraic concepts, including square roots and binomial multiplication. Suitable for students in Grades 8-10.

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