cessy15
cessy15
08-06-2016
Mathematics
contestada
Find the first 5 terms of the sequence: an = 4n-1.
Respuesta :
awrgtoZoro
awrgtoZoro
09-06-2016
#sol1
a1=1×4-1=3
a2=2×4-1=7
a3=3×4-1=11
a4=4×4-1=15
a5=5×5-1=19
#sol2
f(1)=1×4-1=3,
f(n+1)=f(n)+4,
so .... you know.
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