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11-09-2021
Mathematics

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F(1) equals 160 and f(n+1)=-2 F(n), what is f(4)

Respuesta :

11-09-2021

Answer:-1280

Step-by-step explanation:

[tex]f(n+1)=-2*f(n)\\\\f(1)=160\\f(2)=-2*160=-320\\f(3)=-2*(-320)=640\\\\\boxed{f(4)=-2*640=-1280}\\[/tex]

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