SOLUTION: Given {f(1)=5 and f(n)=f(n-1)+4} find the explicit formula

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Question 998719: Given {f(1)=5 and f(n)=f(n-1)+4} find the explicit formula
Answer by ikleyn(52754) About Me  (Show Source):
You can put this solution on YOUR website!
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Arithmetic progression with the first term 5 and the common difference 4.

f(n) = 5 + 4*(n-1).