isabelle228 isabelle228
  • 14-01-2019
  • Mathematics
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Write the standard form for the scientific notation. please help fast!!!

2.32 x 10^3

4.2 x 10 ^4

4.2 x 10^(-2) 30 points

Respuesta :

gmany
gmany gmany
  • 20-01-2019

[tex]2.32\cdot10^3=2.32\cdot1,000=2,320\\\\4.2\cdot10^4=4.2\cdot10,000=42,000\\\\4.2\cdot10^{-2}=4.2\cdot0.01=0.042[/tex]

Multiplication by 10ⁿ → move decimal n places to the right.

Multiplication by 10⁻ⁿ → move decimal n places to the left.

For n ∈ N

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