From Förberedande kurs i matematik 1

Revision as of 08:24, 9 September 2008 (edit) Tekbot (Talk | contribs) m (Lösning 1.3:3d moved to Solution 1.3:3d: Robot: moved page) ← Previous diff		Revision as of 11:40, 15 September 2008 (edit) (undo) Ian (Talk | contribs) Next diff →
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-	{{NAVCONTENT_START}}	+	Because
-	<center> [[Image:1_3_3d.gif]] </center>	+	<math>27=3\centerdot 9=3\centerdot 3\centerdot 3=3^{3}</math>
-	{{NAVCONTENT_STOP}}	+	thus,
		+
		+
		+	<math>\frac{1}{27}=\frac{1}{3^{3}}=3^{-3}</math>

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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}