BLN
BLN
29-06-2015
Mathematics
contestada
Find the 9th term for the sequence a(n)=7-9n.
Respuesta :
ashisthebest1
ashisthebest1
29-06-2015
just plug in 9 for n
a(n) = 7 - 9n
a(9) = 7 - 9(9)
a(9) = 7 - 81
a(9) = -74
so the 9th term is -74
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