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Grade: 11

                        

if the third term of gp is two divided by nine and sum of infinite terms is three divided by two then find the series

 if the third term of gp is two divided by nine and sum of infinite terms is three divided by two then find the series

3 years ago

Answers : (1)

Shailendra Kumar Sharma
188 Points
							
ar2=2/9
a/(1-r)=3/2
so division will lead to 
r2(1-r) =2/9*2/3
r2(1-r)=4/27
r=2/3
So the a=1/2 and the seris be ½ , 1/3 , 2/9, 4/27 ….
3 years ago
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