May 2021 1 39 Report
¿Al expresar la suma de 4.8 x 10^-3 miligramos y 9.2 x 10^-5 nano gramos en miligramos, obtenemos:?

a) 9.248 x 10^-4

b) 4.8092 x 10^-3

c) 9.248 x 10^-1

d) 9.2 x 10^-5

(el ^ lo puse para expresar q el nuemero siguies es un exponente decimal)

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