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lexiships
07.07.2019 •
Mathematics
What is the sum of the first four composite numbers? 19 20 27 28
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Ответ:
2= 2 *1 = prime
3= 3 *1 = prime
4= 2 *2 = composite
5= 5 *1 = prime
6= 2 *3 = composite
7= 7 *1 = prime
8= 2 *2 * 2 = composite
9= 3 *3 = composite
then 4 first composite is: 4+6+8+9= 27
Ответ:
Ответ:
See attached files
Step-by-step explanation: