2 (n+1) + n² + 4 (n-3)
= 2n + 2 + n² + 4n - 12 ...expand by using distributive property
= n² + 6n - 10 ...combine like terms
hope it helps
Answer: 24, c
Step-by-step explanation:
Looked it up
Answer:
Step-by-step explanation:
Tìm cc
3 ( x^8-4v) ........... .