Respuesta :

dammyzee

Answer:

7.04× 10^5

Step-by-step explanation:

6.72 x 10^5= 6.72 x 10^(4+1)= 6.72 x 10^1 ×10^4

= 67.2 x 10^4

(67.2 x 10^4)+ (3.2 x 10^4)

(67.2+3.2) × 10^4 = 70.4 × 10^4

7.04× 10^5

jb123jenniferbryan

Answer:

7.04× 10^5 Step-by-step explanation: