A u ) - 110 1 163. The sum of infinite t...

A u ) - 110 1 163. The sum of infinite terms of the geometric progression .... is [Kerala (Engg.) 2 √2-1 2-T (UPSEAT 2002] (a) √21/2 + 1)² (6) (√2 + 1)2 (c) 5/2 (d) 3/2 + 15 160 (AMU 1 If so then the sum of the series e-x-e-2x +e-3 .00 is!

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