Question

Expand and simplify x(x-3)(x+5)

Answer 1

x³ + 2x² - 15x

General Formulas and Concepts:

Algebra I

• Expand by FOIL (First Outside Inside Last)
• Combining Like Terms

Explanation:

Step 1: Define

x(x - 3)(x + 5)

Step 2: Expand

1. Distribute x: (x² - 3x)(x + 5)
2. FOIL: x³ + 5x² - 3x² - 15x
3. Combine like terms: x³ + 2x² - 15x