The product of two natural numbers must be a natural number

If n is the set of natural numbers that are factors of 16, what is the set in roster form? My ans...

If N is the set of natural numbers that are factors of 20, choose the selection below that correctly...

If a and b are two natural numbers such that (a)^b =36 , then find the value of (b)^a-2.

The product of two natural numbers is 18. If one is added to four times the smaller number this is e...

28. If x and y are natural numbers, find the number pairs (x, y) for which x^2 - y^2 = 31.

If N is the set of natural numbers that are factors of 16, choose the selection below that correctly...

if N is the set of natural numbers that are factors of 16, choose the selection below that correctly...

If N is the set of natural numbers that are factors of 45, list the set in roster form.

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