Answer:
15,000 - 30,000 years ago
Explanation:
The U.S.<span> government viewed its involvement in the </span>war<span> as a way to prevent a communist takeover of South </span>Vietnam<span>. This was part of the domino theory of a wider containment policy, with the stated aim of stopping the spread of communism worldwide.</span>
1. 15
2. 3n-1
The n is the figure you’ll be imputing