erickbarriga erickbarriga
  • 24-09-2019
  • Mathematics
contestada

Find the factors prime or composite 21

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JamisonLeung JamisonLeung
  • 25-09-2019

Answer:

21 is a composite number

Step-by-step explanation:

It is a composite because multiple numbers can go in it like 3 and 7 so it is a composite number

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Аноним Аноним
  • 12-10-2021

Hello There! :)

21 is composite.

Keep in mind that if we can take a number and add its digits and get 3, 6, or 9, then the number is composite.

The factors of 21 are: 1. 3, 7, 21

Hope it helps! :)

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