madelyngv97
madelyngv97 madelyngv97
  • 01-02-2018
  • Mathematics
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Help......



Which of the following expressions is written in scientific notation?

A) 0.3 x 10^4
B) 2 x 10^-5
C) 10 x 10^3
D) 12 x 10^-3

Respuesta :

Аноним Аноним
  • 01-02-2018
Only B The first number must have a value between 1 and 10 .  ( excluding 10)
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Myaww
Myaww Myaww
  • 01-02-2018
the answer is B because the number the multiplication sign cant be less than 1 or more than 10
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