Respuesta :
The answer is C) 19.
19 * 2 = 38.
19 is prime, and 2 is prime, and multiplied they make 38, so 19 is the largest prime factor of 38.
19 * 2 = 38.
19 is prime, and 2 is prime, and multiplied they make 38, so 19 is the largest prime factor of 38.