Answer:
use photo math, take a picture of the equation, go down to the graph and see if there is a plot on (3,-2)
You're right.
Since the output has different number of jumps from one number to another.
When you multiply the numerator and denominator by the same number, you get an equivilent fraction
The slope of the line is 2/3, so the angle is arctan(2/3) ≈ 33.69°.