Answer:
This is a linear function because the power of x is 1. Because of the +40 it's not a proportional relationship (they are in the form y = kx but the given equation is not) so the answer is the second option.
The second option
Step-by-step explanation:
it is in the form y=mx+b, so it's linear
Also, it's non-proportional for that reason
|4| - |-3| = 4 - 3 = 1 (answer)
As in Decimal: 0.86602540378
Angle Tan=Sin/Cos
30° 1 √3 = √3 3
45° 1
60° √3
