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Evaluate 3½×3¼×3⅛..... |
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Answer» 3^1/2+1/4+1/8+................=3^1/2/1-1/2=3 3^1/2+1/4+1/8+-------3^[1/2(1/2^n-1)/(1/2-1)]=3^[1/2(1/2^n-1)/(-1/2)]=3^[-(1/2^n-1)]=3^(1-1/2^n) |
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