Answer:

Step-by-step explanation:
Density of a function is 
I have drawn the right angle triangle for visualization
equation for the line passing through (1,0) and (0,4) is


=
=
=
=
=

6--3=9
15-6=9,
so
24+9=33,
33+9=42,
42+9=51
33,42,51
Answer:
Step-by-step explanation:
x=14 is a vertical line with undefined slope
It has no y intercept and has only x intercept of 14.