Respuesta :

Snor1ax

Answer: A

Step-by-step explanation:

[tex]\frac{6.3\cdot \:10^8}{9\cdot \:10^2}[/tex]

[tex]=\frac{6.3\cdot \:10^6}{9}[/tex] --> Exponent rule for division, 10^8/10^2 = 10^6

= 700,000 --> In scientific notation, 7.0×10^5