Multiply the expressions in parts (a) through (d). Homework Help ✎

1. (a + b)(a² – ab + b²)

2. (x – 2)(x² + 2x + 4)

3. (y + 5)(y² – 5y + 25)

4. (x – y)(x² + xy + y²)

5. What did you notice about these products?

6. Make up another multiplication problem that follows the same pattern.