Ask
your own question, for FREE!
Mathematics
14 Online
OpenStudy (anonymous):
given that the first 4 terms of a sequence are: 4, 12, 24, 40,.... find the nth term of this sequence.
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
A1 = 4 n => 2 An = A(n-1) + 4n A2 = A1 + 4*2 = 4 + 8 = 12 A3 = A2 + 4*3 = 12 + 12 = 24 A4 = A3 + 4*4 = 24 + 16 = 40 ?
OpenStudy (anonymous):
omg. i, love youuuuu :D
OpenStudy (anonymous):
lol
OpenStudy (anonymous):
i'm serious. without you, i would've died. :D:D:D:D
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
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)=
serenitystXrgazer:
Getting sent to anti gay christian covestion camp in a few weeks, any tips. guys i think im cooked.
1 hour ago
1 Reply
0 Medals
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
8 hours 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.
2 days ago
6 Replies
1 Medal
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
3 days ago
0 Replies
0 Medals
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
3 days ago
2 Replies
1 Medal
DoltonCarlee:
So like do y'all know anything about the first world war?
2 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)=
2 days ago
5 Replies
2 Medals