SOLUTION: If the product of five numbers is positive, then, at most, how many of the five numbers could be negative?

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Question 307085: If the product of five numbers is positive, then, at most, how many of the five numbers could be negative?
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
Since a negative times a negative is a positive number, you must have an EVEN number of negatives in order to make the product positive. So the maximum number of negatives is 4.

Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus