Respuesta :

oriboy123

Answer:

[tex]f(x) = \frac{1}{4}^x[/tex]

Step-by-step explanation:

point on graph: (-2, 16)

[tex]16 = a^{-2}[/tex]

[tex]16 = \frac{1}{a^{2} }[/tex]

[tex]16a^{2} = 1[/tex]

[tex]a^2 = \frac{1}{16}[/tex]

[tex]a = \sqrt{\frac{1}{16} } = \frac{1}{4}[/tex]

cowboykarma2011

Answer:

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Step-by-step explanation:

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