Which expression shows the prime factorization of 40?

a)2 × 2 × 5

b)2 × 2 × 2 × 5

c)2 × 5 × 5

d)2 × 5 × 5 × 5

Respuesta :

B. 2 time 2 is 4 , 4 times two is 8, 8 times five is 40
TCM
It should be B) 2x2x2x5