pupton
pupton
16-08-2021
Mathematics
contestada
can anyone help me out with this one?
Respuesta :
guyshimshon
guyshimshon
16-08-2021
a(n)=a1 + (n-1)d
a1=12
d=5-12=-7
a(n) = 12+(n-1)(-7)
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