Ask
your own question, for FREE!
Mathematics
29 Online
4. What is the r value of the following geometric sequence? 20, 40, 80, 160,… a. 2 b. 3 c. 4 d. 5
Still Need Help?
Join the QuestionCove community and study together with friends!
I think it's 2, that was stupid. :3
the common ratio i.e r would be 2.
divide any number in the sequence by the previous number and you get the value of r.. eg: 40/20, 80/40, 160/80.. the value of r wont change..
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
laylasnii13:
poem : Iu2019m sorry if I fade I never meant to disappoint, but I did over and over.
gelphielvr:
(creative / activity ideas) Does anyone have Any ideas for activities that my club could do for kindness week? Were basically just a club meant for spreadin
gelphielvr:
(not school related) What does a non religious person do during the pre game pray
randogirl123:
Do you think my teacher will like this Earth Science presentation about Seismic w
OppStoppax:
I haven't posted anything in a year or so, so here's something poetic i've written.
1 hour ago
1 Reply
0 Medals
4 hours ago
6 Replies
4 Medals
15 hours ago
13 Replies
1 Medal
14 hours ago
4 Replies
2 Medals
12 hours ago
7 Replies
3 Medals