SOLUTION: How many prime numbers are there between -4 and 20 on the number line?
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Question 323869: How many prime numbers are there between -4 and 20 on the number line?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
By definition the smallest prime is 2. Hence none of the negative integers on the interval 
are prime, nor are the integers 0 and 1. Therefore, by enumeration the primes less than 20 are:
You can count them as well as I can.
John
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