Question

Choose all the functions that are NOT linear.

A. y = 5 (2x - 1)
B. y = x (3 - x )
C. y= -2x+4
D. y = 1/3x - 5
E. y =5

Answer 1

B

Explanation:

y = x ( 3-x) = 3x - x^2 the ' x^2 ' makes it nonlinear