kathrynmosher
kathrynmosher
26-02-2017
Mathematics
contestada
I need to know how to go about #7.
Respuesta :
abscisa15
abscisa15
26-02-2017
2n - 99 > 0 ⇒ 2n > 99 ⇒ n > 99/2 ⇒ n > 49.5 ⇒ n ≥ 50.
So, the first positive term is :
t₅₀ = 2·50 - 99 = 100 - 99 = 1 > 0
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