An irrational number is a number that has no definite end. For example, pi has no definite end and is therefore an irrational number. 3.8729833 has an end and is therefore a rational number.
If 3.8729833 has been rounded off to make it easy to answer the question on WikiAnswers, however, then it could possibly be an irrational number.
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An irrational number.
When added to a rational number, any irrational number will produce an irrational number.also, when added to an irrational number, any rational number will produce an irrational number.
It is not an irrational number!
Yes, it will always be irrational.
It is not always irrational.