114k views
3 votes
Find the sum.
10+30+50+...+(20n-10)

User Smonff
by
5.3k points

1 Answer

4 votes

Answer:

10

Explanation:

tbh i am confused

please if you see this, i am really trying my best and you guys gave me the hardest question i ever had. sincerely apologize

User Toma Nistor
by
6.4k points