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Myndmengi falls

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Myndmengi (image) $ f:D\mapsto R$ er

$\displaystyle f(D)=\{f(x): x\in D\} \subseteq R
$






Köstum krónu tvisvar, fáum $ \omega=$KK, KS, SK eða SS. Gefum síðan upp $ X(\omega)=$fjöldi skjaldarmerkja. Þá er $ X$ fall...

Móðir barns...

$ f(x)=\sqrt x$


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