Find the sum of the following geometric series :
to 8 terms ;
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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