Question

I need some help there are 5 Questions

Answer 1

topic?

Answer 2

Is the number 15 prime or composite?



A.
prime

B.
composite

Answer 3

15=3*5

Answer 4

a prime is a number whose only positive divisors are 1 and the number itself.

Answer 5

for example 7 . its only positive divisors are 1 and 7 itself. but 15 has 1,3,5,15 as positive divisors. so the answer is?

Answer 6

no 15 is not prime

Answer 7

its b