Question

this is a solve the following ​

Answer 1

Step-by-step explanation:

4 , 6 , 8 , 9 , 10 , 12 , 14 , 15 , 16, 18

hope this helps you

Answer 2

Step-by-step explanation:

A positive integer that can be generated by multiplying two smaller positive integer is composite of number. All the number can be written as product of two or more prime numbers .

Composite numbers between 1 and 20 are

4 ,6,8,9,10,12,14,15,16,18,20