Respuesta :

Answer:

9) Choice D     10) 7.368 x 10^6

Step-by-step explanation:

9) 299,792,458

D=300,000,000 = 3.0 x 10^8

10)

(7.4 x 10^6) - (3.2 x 10^4)

7400000 - 32000 = 7,368,000 = 7.368 x 10^6