contestada

Write an exponential function of the form f(x) = ab* whose graph passes through the
given points.
1.
(1, 6) and (2, 18)

Respuesta :

Answer:

Step-by-step explanation:

let f(x)=ab^x

when x=1,f(x)=6

6=ab

when x=2,f(x)=18

18=ab^2

divide

[tex]\frac{ab^2}{ab}=\frac{18}{6}\\b=3\\ab=6\\3a=6\\a=2\\f(x)=2(3)^x[/tex]

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