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The function f(n) = 3f(n-2) + 2f(n-1), where f(2) = 3 and f(1) = -1. What is the value of f(5)?

 Jun 10, 2022
 #1
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f(3) =   3f(1) + 2f(2) =   3(-1) + 2(3)  =  3

 

f(4) =  3f(2) + 2f(3)  =  3(3) + 2(3)   =   15

 

f(5)  =  3f(3) + 2f(4) =  3(3) + 2(15)  =  39

 

 

cool cool cool

 Jun 10, 2022

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