Ilovediana
Ilovediana Ilovediana
  • 16-03-2017
  • Mathematics
contestada

Write an equation for the nth terms of the given arithmetic sequence
13,19,25

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 16-03-2017
adding 6 each time and first term is 13

an=a1+d(n-1)
a1=first term
d=common difference


an=13+6(n-1) is the equation for the nth term
f(n)=13+6(n-1) or
f(n)=7+6n
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