Respuesta :

BettaRasbora

Answer:

[tex]2.13786*10^4[/tex]

Step-by-step explanation:

It's already written in scientific notation.

Ben
21378.6



2.13786 * 10^4 is already scientific notation.

If you want to multiply it back out, then move the decimal point 4 spaces to the right, since 4 is the power of 10.

You end up with 21378.6.