Answer: (x+2)/3.
- A (x+2)/3
- B (x-2)/3
- C 3x+2
- D (3x-2)/3
Correct answer: A. (x+2)/3
Explanation: y = 3x - 2 gives x = (y+2)/3. So f inverse(x) = (x+2)/3.
Concept context
Ordered pairs, Cartesian products, types of relations and functions, domain and range. Foundation for calculus and Class 12 algebra.