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The sum to n terms of the series \[\sqrt{2}+\sqrt{8}+\sqrt{18}+\sqrt{32}+......\]
 2 years ago
 2 years ago
Yahoo! Group Title
The sum to n terms of the series \[\sqrt{2}+\sqrt{8}+\sqrt{18}+\sqrt{32}+......\]
 2 years ago
 2 years ago

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serialkillaz Group TitleBest ResponseYou've already chosen the best response.0
\sqrt{2} *(n*(n+1)/2)
 2 years ago

sauravshakya Group TitleBest ResponseYou've already chosen the best response.3
Take root 2 common
 2 years ago

sauravshakya Group TitleBest ResponseYou've already chosen the best response.3
So, it becomes root2(1+2+3+4+...)
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
lol! so simple, i can't believe you couldn't do this.....
 2 years ago

pavan3001 Group TitleBest ResponseYou've already chosen the best response.0
sqrt(2)+sqrt(2*4)+sqrt(2*9)+sqrt(2*16)+........ =sqrt(2)+2*sqrt(2)+3*sqrt(2)+4*sqrt(2)+...... =sqrt(2)*{1+2+3+4+....} =sqrt(2)*{n*(n+1)/2}
 2 years ago
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