Will give Brainliest.
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Answer:
1. Non-linear function
2. Linear function
3. Linear function
4. Non-linear function
5. Non-linear function
Step-by-step explanation:
Linear functions are classified as straight lines with an additive rate of change.
Ex. f(x) = 3x
(1,3), (2,6), (3,9).. and so on.