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Teori

Likställ exponenter

När en potens står lika med en annan potens kan exponenterna likställas om baserna är lika, t.ex.
Så här kan man däremot inte göra om basen är 0 eller 1. Höjer vi upp 0 med en godtycklig exponent får vi ju alltid 0 och samma sak gäller med 1.

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