<prompt> Acha omega iwe nambari changamano kiasi kwamba omega7 1 na omega ne 1. Kokotoaomega16 omega18 omega20 vitone omega54.  <response>: Kwanza, tunaweza kuchukua kipengele cha omega16:omega16 omega18 omega20 nukta omega54 omega16 1 omega2 omega 4 dots omega38.Kwa fomula ya mfululizo wa kijiometri,omega16 1 omega2 omega4 nukta omega38 omega16 cdot frac1 - omega40 1 - omega2.Kumbuka kwamba usemi huu ni halali, kwa sababu omega neq 1 na omega neq -1.Kwa kuwa omega7 1,omega16 cdot frac1 - omega401 - omega2 omega2 cdot frac1 - omega51 - omega2 fracomega2 - omega71 - omega2 fracomega2 - 11 - omega2 -1. 