Ask
your own question, for FREE!
Mathematics
17 Online
OpenStudy (anonymous):
I will type qusetion ,please! check my answer,TY
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (angela210793):
...
OpenStudy (anonymous):
\[\sum_{n=1}^{3}(5n-2)\]
OpenStudy (anonymous):
okay answer will be 5+10+15 - 6 = 24
OpenStudy (dumbcow):
24
OpenStudy (anonymous):
I don't get , How?
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
the series goes from 1 to 3...so start with n =1 + n =2 + n =3
OpenStudy (anonymous):
Can you show me by step ,Please!
OpenStudy (anonymous):
n starts at 1..so it's 5(1)-2 which is 3 when n is 2 it's 5(2)-2 which is 8 and when n is 3 it's 5(3)-2....sum it up is 3 + 8 + 13 which is 24
OpenStudy (anonymous):
TY
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
Ultrilliam:
Welcome to the 10th Anniversary Update! (Part 2) Sorry this one passed the date a
Twaylor:
was walking downtown and my adhd brain wanted to make some (rock?) lyrics: There'
AndreW2002:
There is an error when sending GIFs, is this known or is this a level requirement
serenitystXrgazer:
Getting sent to anti gay christian covestion camp in a few weeks, any tips. guys i think im cooked.
Aubree:
Guys, what does love feel like? I've been getting a tight chest and when I talk to him my heart rate hangs out around 100-120 beats per min, and when he doe
thereneelg:
ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
DoltonCarlee:
So like do y'all know anything about the first world war?
thehearken:
anyone know how to explain this so its easier for me to understand? b(1)=2, b(n)=
Ultrilliam:
Welcome to the 10th Anniversary Update! (Part 2) Sorry this one passed the date a
50 minutes ago
11 Replies
2 Medals
Twaylor:
was walking downtown and my adhd brain wanted to make some (rock?) lyrics: There'
6 hours ago
1 Reply
0 Medals
AndreW2002:
There is an error when sending GIFs, is this known or is this a level requirement
7 hours ago
10 Replies
0 Medals
serenitystXrgazer:
Getting sent to anti gay christian covestion camp in a few weeks, any tips. guys i think im cooked.
5 hours ago
5 Replies
1 Medal
Aubree:
Guys, what does love feel like? I've been getting a tight chest and when I talk to him my heart rate hangs out around 100-120 beats per min, and when he doe
1 day ago
10 Replies
2 Medals
thereneelg:
ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
3 days ago
6 Replies
1 Medal
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
4 days ago
0 Replies
0 Medals
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
4 days ago
2 Replies
1 Medal
DoltonCarlee:
So like do y'all know anything about the first world war?
3 days ago
2 Replies
0 Medals
thehearken:
anyone know how to explain this so its easier for me to understand? b(1)=2, b(n)=
3 days ago
5 Replies
2 Medals