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80 is composite?pls penge ans

Sagot :

Bellalesseidn
A composite number is an integer that is positive and has factors other than 1 and itself. 
 
  Is 80 composite? -----> Yes
 
     It's because 80 has the factors of:
            ⇒ 1, 2, 4, 5, 8, 10, 16, 20, 40, 80
 
 (Other examples)
 
   Is 23 composite? ------> ?
 
      What are the factors of 23?
         ⇒ 1, 23 
                  · the factors are only 1 and itself thus, making it prime so the answer is no.

 
   Is 45 composite? -----> ?
 
      What are the factors of 45?
         ⇒ 1, 3, 5, 9, 15, 45
                   · the factors consist of numbers other than 1 and the number itself therefore, the answer is yes, it is composite.

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AwesomeHelperidn
Yes, 80 is a composite number since it has many factors, like 1, 80, 2, 40, etc.

Composite numbers are numbers that has more than 2 factors. 
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