Does having multiple domain names help SEO?

Related questions

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4. What does .com .net mean?
5. Are subdomains bad for SEO?
6. What is difference between .com and Co in?
7. Is .org or .net better?
8. What is the .com part called?
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10. Is the most common TLD?

Tags

1. #common
2. #would
3. #website
4. #purchasing
5. #towards
6. #people
7. #before
8. #improve
9. #increase
10. #protect
11. #their
12. #multiple
13. #domains
14. #however
15. #belief
16. #believed
17. #pointing
18. #traffic
19. #brand