Respuesta :

Answer:

1/8

Step-by-step explanation:

[tex]f(x)=2^x\\\\f(-3)=2^{-3}\\\\f(-3)=\frac{1}{2^3}\\\\\boxed{f(-3)=\frac{1}{8}}[/tex]

Hope this helps!

symondriftz77

Answer:

f(-3)= -8

Step-by-step explanation:

If f(x)= 2^x and x has been substituted for -3 then it means it's now 2^-3 which is going to give you

= -2 × -2 × -2

= 4 × -2

= -8

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