minhnhoctran
minhnhoctran minhnhoctran
  • 15-06-2018
  • Mathematics
contestada

Just confused on the 10n and 9n; n =

Just confused on the 10n and 9n n class=

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gmany
gmany gmany
  • 15-06-2018
[tex]n=0.333...\ \ \ |\cdot10\\\\10n=3.333...\\\\10n-n=3.333...-0.333..\\\\9n=3\ \ \ |:9\\\\n=\dfrac{3}{9}\\\\n=\dfrac{1}{3}[/tex]
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