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1+ ((1)/(3) + (1)/(3^2) ) + (( 1)/( 3^3) + (1)/( 3^4)+ (1)/( 3^5) ) + .... sum of the termsin the n^( th) bracket= |
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Answer» `((3n-1)^(3) )/( 2.4^(n-1) )` |
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