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What is the inverse of the function f(x) = 1/4x - 12?
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What is the inverse of the function f(x) = 1/4x - 12?

User Pau Trepat
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1 Answer

7 votes
Hello,

1) if the equation is
y=1/4 * x-12 then x=1/4 y-12==>1/4y=x+12==>y=x/4+3

2) if the equation is
y=1/(4x-12) then x=1/(4y-12)==>4y-12=1/x==>4y=1/x+12==>y=1/(4x)+3

User Brilliant
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