+0  
 
0
69
1
avatar+131 

Find the common ratio of the infinite geometric series:

5/6 - 4/9 + 32/135 - ...

 Dec 30, 2018
 #1
avatar+98005 
+2

To find the common ratio, divide the second term by the first term....so.....

 

    -4/9 / 5/6  =   -4/9 * 6/5 =  -24 / 45 =  - 8 / 15   =  common ratio

 

 

cool cool cool

 Dec 30, 2018

8 Online Users