Respuesta :

(3.25*10^3)(7.8*10^6)
=
(3.25 x 7.8) x 10^9
=25.35 
 x 10^9
=2.535  x 10^10

answer: 
2.535  x 10^10

(3.25*10^3)*(7.8*10^6) =
3.25 * 7.8 * 10^9 =
25.35 x 10^9 =
2.535 x 10^10