What is the product? open paren 4 s plus 2 close paren times open paren 5 s squared plus 10 s plus 3 close paren

Distribute each term in 4s + 2 across 5s² + 10s + 3: 4s gives 20s³ + 40s² + 12s, and 2 gives 10s² + 20s + 6. Combine like terms to get 20s³ + 50s² + 32s + 6, which is choice D.

AI-written and checked against the verified answer.