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30-05-2019
Mathematics

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Which function is the inverse of (x) = -5x-42

Respuesta :

30-05-2019

Answer:

f-1(x) = (-1/5)x - 42/5

Step-by-step explanation:

f(x) = -5x - 42

Switch the x and y

x = -5y - 42

solve for y

-5y = x + 42

y = (-1/5)x - 42/5

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