​if f(1)=3 and f(n)=-2f(n-1) 1, then f(5)=

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Mathematics

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if f(1)=3 and f(n)=-2f(n-1)+1, then f(5)=

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Explanation & Answer

if f(1)=3 and f(n)=-2f(n-1) 1, then f(5)=


Arithmetic sequences can be converted into functions of the form A(n) = A(1) + (n – 1)d where A(n) is the value of the nth term, A(1) is the value of the first term, n is the term number, and d is the common difference between the terms. 

f(5)=3-2f


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