Find each sum.(3n2 – 5n + 6) + (–8n2 – 3n – 2) =

Combine like terms: 3n² − 8n² = −5n², −5n − 3n = −8n, and 6 − 2 = 4. The sum is −5n² − 8n + 4, which is choice C.

AI-written and checked against the verified answer.