Respuesta :

homelessdoglookingfo

Answer:

6.45*10^3

Step-by-step explanation:

Answer:

[tex]6.45*10^3[/tex]

Step-by-step explanation:

[tex]4.5*100=450\\6*1000=6000\\6000+450=6450[/tex]

6450 in scientific notation is 6.45*10^3