Respuesta :
Answer:
12 x [tex]10^{8}[/tex]
Step-by-step explanation:
You can multiply the two whole numbers together, 4 multiplied by 3 is 12.
Then you will need to add the exponent on your 10s
5 + 3 =8
Therefore after combining, you will get 12 x [tex]10^{8}[/tex]