Q. 2 B5.0( 2 Votes )
Find the sum of the following geometric series :
to 8 terms ;
Answer :
Common Ratio = r = 
∴ Sum of GP for n terms = 
…(1)
⇒ a = √2 , 
, n = 8
∴ Substituting the above values in (1) we get
⇒ 
⇒ 
⇒ 
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