SOLUTION: Use the function f(x) = 4x-8 What is the value of f –1(–2)?

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Question 735573: Use the function
f(x) = 4x-8
What is the value of f –1(–2)?

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

What is the value of ?
first find inverse

or
..switch and
....solve for



so inverse of is
now find
...plug in for








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