Averdia Averdia

16-10-2016
Mathematics

contestada

Three terms of an arithmetic sequence are shown below. Which recursive formula defines the sequence?
f(1) = 6, f(4) = 12, f(7) = 18

a) f (n + 1) = f(n) + 6
b) f (n + 1) = 2f(n)
c) f (n + 1) = f(n) + 2
d) (n + 1) = 1.5f(n)

Respuesta :

18bjteschler 18bjteschler

07-12-2016

f (n + 1) = f(n) + 2 so c is the answer

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