Back to Solve for inverse function — Problem 5 · Task Set 39

HSF.BF.B.4.a Tutor Intake — Finding and Using Inverse Functions

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Grade 9·11 problems·~14 min·Common Core Math - HS Functions·standard·hsf-bf-b-4a

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Procedures

Let $f(x) = 3x - 9$ . The inverse function is $f^{-1}(x) = \frac{x + 9}{3}$ .

Use the inverse to solve $f(x) = 6$ . That is, evaluate $f^{-1}(6)$ .

Enter the value of $x$ .