najuicewilliams najuicewilliams

09-03-2020
Mathematics

contestada

which function is inverse of f(x)=8x+4

Respuesta :

profarouk profarouk

09-03-2020

Answer:

f ⁻¹(x) =

[tex]\frac{x - 4}{8}[/tex]

Step-by-step explanation:

f(x) = y ⇌ f ⁻¹(y) = x , so let’s try to determine x

⇌

8x+4 = y

⇌

8x = y - 4

⇌

[tex]x = \frac{y - 4}{8}[/tex]

then

f ⁻¹(y) = [tex]\frac{y - 4}{8}[/tex]

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