Math
posted by Anne .
Let n = c x p, where p is a prime number, and c is a composite number less than p. The number c has three unique prime factors. How many unique prime factor does n^2 have?

all the prime factors of c are less than p, so n has 4 unique prime factors.
n^2 does not have any new prime factors, so it also has 4.
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A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. On the other hand, a composite number is a natural number greater than 1 that is not a prime number. For example, 5 is prime, …