Factoring Integers: Problem 3
Factoring Integers: Problem 3
Rule 9:
To factor an integer, simply break the integer down into a group
of numbers whose product equals the original number. Factors are separated by multiplication signs. Note that the number 1 is the factor of every number. All factors of a number can be divided evenly into that number.
Problem 3: Factor 4000 completely.
Answer. We have
You could also write the factors as 
. Normally the 1 is left out. It is understood that 1 is the factor of every number.
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Tue Sep 3 23:18:56 MDT 1996