Question

which pair of functions are inverse of each other ?

Answer 1

Answer:

$\sf B. \: f(x) = 5x - 9 \: and \; g(x)=\cfrac{x+9}{5}$

Step-by-step explanation:

f(x) = 5x - 9  and g(x) = x+9/5 are inverses of each other.

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