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The common ratio of geomeric sequence

ÀÛ¼ºÀÚ Uploader : math1 ÀÛ¼ºÀÏ Upload Date: 2016-03-15º¯°æÀÏ Update Date: 2016-03-15Á¶È¸¼ö View : 359

The general term of geomeric sequence can be written by

a_n = a_1¡¿r^(n-1)

from above form

r = (a_n / a_1)^(1/(n-1))

for any numeber m (< n)

r = (a_n / a_m)^(1/(n-m))

*** Âü°í¹®Çå[References] ***

https://en.m.wikipedia.org/wiki/Geometric_progression
r = (a_n / a_m)^(1/(n-m))
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