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Potens
Posted:
26/05-2008 14:05
by
jorg1
Hvordan kan
2x [symbol:rot](x)
bli
2x^(3/2)
?
Posted:
26/05-2008 14:08
by
Emilga
[tex]2x \sqrt x = 2x^1 \cdot x^{\frac 12} = 2x^{\frac 22} \cdot x^{\frac 12} = 2x^{\frac {1+2}{2}} = 2x^{\frac 32}[/tex]