Question

decompor simutaneamente número 20 e 45

Answer 1

20, 45 | 2
10, 45 | 2
  5, 45 | 3
  5, 15 | 3
  5,   5 | 5
  1,   1

Answer 2

20,45  2
10, 45 2
 5 , 45 3
  5, 15 3
  5,   5  5
  1,   1              20,45= 2^2.3^2 . 5