Respuesta :

hdelane0

Answer:

7.89 x 10^-5

Explanation:

its about moving the decimal place

PhillSwift

Answer:

7.89 x 10^-5

Explanation:

To be in scientific notation it has to be a whole number from 1 - 9

so it be 7.89 x 10^ -5

negative means your going to move the decimal place backwards X amount of times

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