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Topic: If the decimals of a number x are rounded at place k after the decimal poin
Replies: 1   Last Post: Jan 2, 2011 12:23 AM

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dan

Posts: 27
Registered: 4/5/08
If the decimals of a number x are rounded at place k after the decimal poin
Posted: Jan 1, 2011 6:29 PM
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what can we say about the decimal representation of x^2 or sqrt(x) ?
In other words, up to which digit of x^2 or sqrt(x), the resulting number is accurate?



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