Ask
your own question, for FREE!
Mathematics
40 Online
What is the sum of the geometric sequence 4, 12, 36 … if there are 9 terms?
Still Need Help?
Join the QuestionCove community and study together with friends!
ok well first you have S=4(1-3^9) take ans and divide by -2
i got 39364
duz it help? geonetric summation formula is summation=1st term * 1-common ratio to the nth power. take ans and divide by 1-common ratio
yeah thank u!
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
Breathless:
Maybe once I may figure out. How time stops when your around Maybe one time I can figure how you send my heart into a beating rage Maybe I will understand h
Countless7Echos:
uuhh update: pushing to another project yayyy (simplified artstyle)
75:
So ive noticed there is a game that becomes popular for a year then dies out. Like Brawl Stars, Retro Bowl, Block Blast, now Clash Royale.
2 minutes ago
4 Replies
0 Medals
2 hours ago
5 Replies
0 Medals
9 hours ago
10 Replies
0 Medals