Find answers to your questions and expand your knowledge with IDNLearn.com. Find in-depth and accurate answers to all your questions from our knowledgeable and dedicated community members.

18. Find the 9th term of the sequence.
2, 4, 8, 16, ...
The 9th term of the sequence is_____.
The nth term of the sequence is_____.
A. 2+[-2(n-1)]
B. 2•(-2)^n-1

Please show work.