Solution 1.3:3d

From Förberedande kurs i matematik 1

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m (Lösning 1.3:3d moved to Solution 1.3:3d: Robot: moved page)
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Because
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<center> [[Image:1_3_3d.gif]] </center>
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<math>27=3\centerdot 9=3\centerdot 3\centerdot 3=3^{3}</math>
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thus,
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<math>\frac{1}{27}=\frac{1}{3^{3}}=3^{-3}</math>

Revision as of 11:40, 15 September 2008

Because \displaystyle 27=3\centerdot 9=3\centerdot 3\centerdot 3=3^{3} thus,


\displaystyle \frac{1}{27}=\frac{1}{3^{3}}=3^{-3}