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| quote: | Originally posted by Tranc3
Well certainly, the limit as N approaches infinity of the sum(i) from i=1 to n will equal infinity....if it's, say, a 9 behind a decimal, then yes the repeating number does indicate that it approaches 1. However, the only correct way to interpret your notation would be with significant figures....that is, you were measuring out a number to the nth significant place (and therefore simply truncating the remainder, changing the value of the sum, as it no longer approached infinity but rather a finite number).
The formal argument makes perfect sense and is absolutely correct logically, but you didn't follow the conditions necessary for the argument to support your conclusion. |
ok, all i know is that .99999 = 1 and i dont know how to explain it. so i got a source to do the explaining for me. u disagree, and im not as advanced in math as you, therefore i cant debate the subject with you. so i suggest u ask this dr. math guy and see what he says.
http://mathforum.org/dr.math/ask/
or simply ask your professor.
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