The product of the prime numbers 3 and 5 is 15.
-8 and -15
There are 15 prime numbers up to 50.
28 and 15
22
if you multiply 15 and 9 you get 145
2 + 13
2 and 13
15 is the product of two prime numbers; 3 x 5
No. 15 is the product of two prime numbers: 3 and 5
They are: 2+13 = 15
Two prime factors which are 3 and 5
31
11 and 13 are prime numbers but 15 is a composite number because it has more than two factors
13 and 2
20
No, they are composite numbers. The factors of 15 are 1, 3, 5, and 15. The factors of 33 are 1, 3, 11, and 33. Prime numbers have two factors: 1 and the number itself, so 15 and 33 cannot be prime.
They are 3 times 5 = 15