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

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

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User Jsageryd
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1 Answer

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replace f(x) with y
y= 4x+ 8
interchange variables
x= 4y+8
solve for y
4y= -x+8 divide both sides by 4
y= 2 - x/4

f ⁻¹(x) = -2 - x/4
answered
User Idonnie
by
8.7k points
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