Póvoas, L.V.S. and Nascimento Júnior, P.C. do . 2024. Determination of the general terms of first and second order geometric progression from an exponential generating function. Research, Society and Development. 13, 12 (Nov. 2024), e38131247601. DOI:https://doi.org/10.33448/rsd-v13i12.47601.