Respuesta :

wegnerkolmp2741o

Answer:

.000039

Step-by-step explanation:

When dividing by a power of 10, we move the decimal to the left

There are 5 zero's , so move it to the left 5 places

Add zeros if necessary

3.9 becomes .000039

Wallind11

Step-by-step explanation:

[tex] \frac{3.9}{100000} = \frac{3.9}{ {10}^{5} } = \frac{39}{ {10}^{6} } = 0.000039[/tex]