Question

Are the functions linear or nonlinear?
Column A Column B
1. y = 2x − 9 A. linear
2. y = −10.2 B. nonlinear
3. y = 3x2 + 7
4. 3x + 5y = 15

Answer 1

@robby8974

Answer 2

hint:
a linear function, can be written as below:
\(y=ax+b\)

Answer 3

1. linear
2. linear
3. non-linear
4. linear