Answer: (x − 1) 1/3.
- A (x − 1)<sup>1/3</sup>
- B (x + 1)<sup>1/3</sup>
- C x<sup>1/3</sup> − 1
- D (1 − x)<sup>1/3</sup>
Correct answer: A. (x − 1)<sup>1/3</sup>
Explanation: Solving y = x³ + 1 gives x = (y − 1)<sup>1/3</sup>.
Concept context
Ordered pairs, Cartesian products, types of relations and functions, domain and range. Foundation for calculus and Class 12 algebra.