Answer:
Option 1: -10d⁴ + 17d²s - 6s²
General Formulas and Concepts:
Algebra I
- Terms/Coefficients
- Expand by FOIL
Explanation:
Step 1: Define
Identify
(-2d² + s)(5d² - 6s)
Step 2: Expand
- FOIL: -10d⁴ + 12d²s + 5d²s - 6s²
- Combine like terms: -10d⁴ + 17d²s - 6s²