Ask
your own question, for FREE!
Mathematics
8 Online
OpenStudy (anonymous):
PLEASE HELP WILL MEDAL!!! (ans. must be correct) Expand and evaluate the following series, where n = 4 and ai = 2 i2 + 3. What is the sum?
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
OpenStudy (anonymous):
Dude, Dude, I got this. The answer is B 37
OpenStudy (anonymous):
do you really?
OpenStudy (sidsiddhartha):
ai=2i^2+3 first find a1 a1=2+3=5 now a2=2*2^2+3=11 similarly find a3, and a4 then add them up u'll get 72
OpenStudy (anonymous):
NO Ineedhelp you are fired
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
I'm Positive i messed up the last time because i started at 0 instead of 1
OpenStudy (anonymous):
You were still wrong.
OpenStudy (sidsiddhartha):
do u get it?@moemand
OpenStudy (anonymous):
I don't know. I will see.
OpenStudy (sidsiddhartha):
what is the value of a3 can u tell me?
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
avisshomes:
What should I look for before choosing a co-living space in Gurgaon?
Twaylor:
Time flies doesn't it? I tried to not be the second squeaky wheel of the household and ended up hurting myself and others severely.
clllaaaaaire:
any tips? the quality isn't the best because I am using this site on my computer
Midnight97:
Kinda a roleplay story between me and my friend enjoy... Part one Forgive me for all the screenshots.
StevenisGhost:
what type of song should I make next, and will y'all go check out my new song on
Midnight97:
My drawing sure changed over the years look at these two pictures from 2024 to no
EdwinJsHispanic:
"poem" love is So Beautiful to have. But it's so hard to have. At this point I don't know whether its worth the wait Or if it's just millions of miles to re
EdwinJsHispanic:
"poem" love is So Beautiful to have. But it's so hard to have. At this point I don't know whether its worth the wait Or if it's just millions of miles to re
Breathless:
I don't know if this would be considered art, but its close enough I believe, Any
avisshomes:
What should I look for before choosing a co-living space in Gurgaon?
13 hours ago
1 Reply
0 Medals
Twaylor:
Time flies doesn't it? I tried to not be the second squeaky wheel of the household and ended up hurting myself and others severely.
2 days ago
12 Replies
2 Medals
clllaaaaaire:
any tips? the quality isn't the best because I am using this site on my computer
2 weeks ago
2 Replies
0 Medals
Midnight97:
Kinda a roleplay story between me and my friend enjoy... Part one Forgive me for all the screenshots.
3 weeks ago
2 Replies
1 Medal
StevenisGhost:
what type of song should I make next, and will y'all go check out my new song on
1 week ago
6 Replies
2 Medals
Midnight97:
My drawing sure changed over the years look at these two pictures from 2024 to no
3 weeks ago
6 Replies
1 Medal
EdwinJsHispanic:
"poem" love is So Beautiful to have. But it's so hard to have. At this point I don't know whether its worth the wait Or if it's just millions of miles to re
3 weeks ago
3 Replies
0 Medals
EdwinJsHispanic:
"poem" love is So Beautiful to have. But it's so hard to have. At this point I don't know whether its worth the wait Or if it's just millions of miles to re
3 weeks ago
0 Replies
0 Medals
Breathless:
I don't know if this would be considered art, but its close enough I believe, Any
4 weeks ago
3 Replies
0 Medals