Question

Jika f fungsi yang memenuhi f(1)=1 dan f(x+1)= 5f(x). Tentukan f(2014) !

Answer 1

F(x + 1) = 5f(x)
x = 1 --> f(2) = 5f(1) = 5 = 5^1
x = 2 --> f(3) = 5f(2) = 25 = 5^2
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x = 2013 --> f(2014) = 5f(2013) = 5^2013