Respuesta :

Answer:

B .00030

Step-by-step explanation:

Answer:

2nd option

Step-by-step explanation:

Given

3.0 × [tex]10^{-4}[/tex]

The exponent of - 4 means shift the decimal point 4 places to the left, that is

3.0 × [tex]10^{-4}[/tex] = 0.00030

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