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Grade 12 Inverse Functions Worksheet with Answers
Grade 12 (US) · Year 13 (UK) · Class 12 (India) · Math
Unit 3: Functions ReviewFunction Operations & InversesCCSS F-BF.B.4a
Finding and evaluating inverse functions. This free high school worksheet has 12 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.
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Practice Sheetaethelsystems.comInverse Functions
Grade 12 · Math
Name
Class
Date
Learning goal: Function Operations & Inverses · CCSS F-BF.B.4a
Directions: Solve each problem. Show your work, then write your answer in the box.
f(-1) = 5. What is f⁻¹(5)?
Answer: -1
RememberFunction toolkit
- 1
Find the inverse of f(x) = -6x + 8.
Answer - 2
f(x) = -6x + 1. Find f⁻¹(25).
Answer - 3
f(x) = 3x - 12. Find f⁻¹(-18).
Answer - 4
f(x) = 3x + 3. Find f⁻¹(6).
Answer - 5
f(x) = 5x + 2. Find f⁻¹(2).
Answer - 6
Find the inverse of f(x) = -4x - 5.
Answer - 7
Find the inverse of f(x) = -6x + 4.
Answer - 8
Find the inverse of f(x) = -5x - 11.
Answer - 9
Find the inverse of f(x) = 6x + 6.
Answer - 10
Find the inverse of f(x) = 5x - 4.
Answer - 11
f(x) = 6x + 5. Find f⁻¹(-25).
Answer - 12
Find the inverse of f(x) = -4x + 7.
Answer
★ Challenge corner for fast finishers
How many different ways can the letters of the word PLANT be arranged? (all letters are different)
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Teacher's comments
Free printable worksheets with answer keys · aethelsystems.com/worksheets/math/12/inverse_functions
Answer key — Inverse Functions (Grade 12)
- 1.f⁻¹(x) = (x - 8)/(-6)
- 2.-4
- 3.-2
- 4.1
- 5.0
- 6.f⁻¹(x) = (x + 5)/(-4)
- 7.f⁻¹(x) = (x - 4)/(-6)
- 8.f⁻¹(x) = (x + 11)/(-5)
- 9.f⁻¹(x) = (x - 6)/6
- 10.f⁻¹(x) = (x + 4)/5
- 11.-5
- 12.f⁻¹(x) = (x - 7)/(-4)
- ★120
Answer key (click to show)
- 1.f⁻¹(x) = (x - 8)/(-6)
- 2.-4
- 3.-2
- 4.1
- 5.0
- 6.f⁻¹(x) = (x + 5)/(-4)
- 7.f⁻¹(x) = (x - 4)/(-6)
- 8.f⁻¹(x) = (x + 11)/(-5)
- 9.f⁻¹(x) = (x - 6)/6
- 10.f⁻¹(x) = (x + 4)/5
- 11.-5
- 12.f⁻¹(x) = (x - 7)/(-4)
- ★120 (challenge corner)
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