Answer: (x + 3)/2.
- A 1/(2x − 3)
- B (x + 3)/2
- C (x − 3)/2
- D 2x + 3
Correct answer: B. (x + 3)/2
Explanation: Solving y = 2x − 3 gives x = (y + 3)/2.
Concept context
Types of relations, equivalence classes, one-one and onto functions, composition, and invertible functions