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14-11-2016
Mathematics

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How do I write -3*4^(2-x) in f(x)=ab^x form?

Respuesta :

bartdrinksmalk bartdrinksmalk

14-11-2016

[tex]f(x)=-3*4^{2-x}[/tex]
⇒[tex]f(x)=-3*4^{2}*4^{-x}[/tex]
⇒[tex]f(x)=-3*16*(\frac{1}{4})^{x}[/tex]
⇒[tex]f(x)=-48(\frac{1}{4})^{x}[/tex]

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