Question

answer it please please please​

Answer 1

Answer:

1 is no prime numbers or composite number.

1 is identified element to multiplication and division

2, 3, 5, 7, 11, 13, 17, 19 are all the primes between 1 to 20. 4, 6, 8, 9, 10, 12, 14, 15, 16 and 18 are all the composite numbers between 1 to 20.

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