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Hoa
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solve f(n+2) 4f(n+1) +4f(n) = n subject to f(0) = 5 and f(1) =11.
 one year ago
 one year ago
Hoa Group Title
solve f(n+2) 4f(n+1) +4f(n) = n subject to f(0) = 5 and f(1) =11.
 one year ago
 one year ago

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JamesJ Group TitleBest ResponseYou've already chosen the best response.0
Well, have you written out the first 10 terms or so?
 one year ago

JamesJ Group TitleBest ResponseYou've already chosen the best response.0
...Begin to look for patterns...
 one year ago

Hoa Group TitleBest ResponseYou've already chosen the best response.0
I have to write down the f(n) =... by 2ways: generating function and use lamda method
 one year ago

Hoa Group TitleBest ResponseYou've already chosen the best response.0
using generating function: I have F(x) =\[\sum_{k=0}^{\infty}f(x)x^k = f(0) +f(1)x +f(2)x^2 +f(3)x^3+......\]
 one year ago

JamesJ Group TitleBest ResponseYou've already chosen the best response.0
I must confess I don't know this part of mathematics. I would have to answer this question using some mix of intuition and luck. I am not familiar with how to use generating functions and the like to answer it.
 one year ago

Hoa Group TitleBest ResponseYou've already chosen the best response.0
I got it. Thanks for reply my message. I have test on Friday, I will try to figure out in the book. I am near result. just need the confirmation from people who is better than me. Thanks anyway.
 one year ago

Hoa Group TitleBest ResponseYou've already chosen the best response.0
I will post another question, Take a look and if you have idea please, guide me
 one year ago
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