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Back to Solve for inverse function — Problem 1 · Task Set 40

Exercises: Solving for Inverse Functions

Show all algebraic steps for each problem. Write inverse functions using $f^{-1}(x)$ notation.

Grade 9·21 problems·~30 min·Common Core Math - HS Functions·standard·hsf-bf-b-4a
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Fluency Practice

Find the inverse of each function. Show your steps.

1.

Find f−1(x)f^{-1}(x) for f(x)=4x−3f(x) = 4x - 3.

Express your answer in the form f−1(x)=x+abf^{-1}(x) = \frac{x + a}{b}.
Enter just the value of aa (the number added in the numerator).