pa sagot po pleaseee please

Answer:
1. A sequence is a list of numbers in a certain order.
2.A term is a single mathematical expression.
3 A finite sequence is eventually ends While infinite sequence is continuous endlessly.
4. just substitute the nth term your looking for.
5.
[tex]an = {n}^{2} - 1[/tex]
Step-by-step explanation:
Hope it helps