Question

Can anybody help me with this please

Answer 1

Attached picture below.

1.) y=2x^3+1 answer: nonlinear

2.) y=3x answer: linear

3.) y=(x/5) answer: linear

Answer 2

Answer:  y = 2x³ + 1 . non-linear

y = 3x . linear

y = x/5  linear

Step-by-step explanation:

The attachment shows graphs of the three equations. If the line is straight, the equation is linear. If it curves, it is not linear.

Equations with exponents are not linear.