Answer:
Linear functions: A and D
Explanation:
A linear function is a function in which the degree (or power of x) is 1.
In the given options:
• Option A: The power of x is 1.
,• Option B: The power of x is 2.
,• Option C: The power of x is -1.
,• Option D: The power of x is 1.
Therefore, the relations in A and D are linear functions while those in B and C are not.
•