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bubulola
Feb 4, 2018, 2:13:40 AM
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what is x the second term in thr geometric series 1/4+×+1/36+1/108+...?
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armmermom2x
Feb 4, 2018, 2:38:51 PM
formula for geometric series an=a1(r)^n-1 a2=1/4(1/3)^1 a2=1/12
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