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12A prime number has only two factors, namely, 1 and itself.Which of the following represents a prime number?A2+74*1С12.7 x 11+5+ 3​

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no REMAINDER. A prime number has only TWO factors, 1 and itself; this is how a prime number is DEFINED. 5 is a prime number because it has only two factors, 1 and 5. 8 has factors 1, 2, 4 and 8, so it is not prime.



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