Respuesta :
Your calculator can answer this for you.
(3.1*10^5)*(2.2*10^7) = (3.1*2.2)*10^(5+7) = 6.82*10^12 . . . . . 2nd selection
(3.1*10^5)*(2.2*10^7) = (3.1*2.2)*10^(5+7) = 6.82*10^12 . . . . . 2nd selection
Answer:
B- 6.82 x 10^12
Step-by-step explanation:
Just took the test and got it right