Question

Descomponer 1,240 en factores primos.
4 * 10 * 31
2 * 4 * 10 * 31
2 * 2 * 5 * 31
2 * 2 * 2 * 5 * 31

Answer 1

Step-by-step explanation:

2 *2*2*5*31

is correct

All are correct but write last one