Please answer 2&3. No need to answer 1. Drop down choices are the same for each one. Thanks. But the final answer in bold.

Solution(2):
Given:
[tex]p(1),p(n)=2*p(n-1);n\ge2[/tex]The sequence is:
[tex]1,2,4,8,16,...[/tex](3) Given:
[tex]Q(1)=80,Q(n)=0.5*(n-1);n\ge2[/tex]The sequence is:
[tex]80,40,20,10,5,...[/tex]