Algebra-2

Question Analysis
This problem assesses the understanding of the definition of a one-to-one function.

Key Concept Explanation
A one-to-one function, also known as an injective function, is a function where each element in the domain maps to exactly one element in the range, and no two different elements in the domain map to the same element in the range.

Step-by-step Solution
1. Recall the definition of a one-to-one function:

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