Answer:
The slope of the blue line is undefined
Step-by-step explanation:
This is because a vertical line cannot have a numerical value for it's slope. Also, there is no y-intercept
Answer:

Step-by-step explanation:
A quadratic function is a function in which its degree (Highest power of the variable) is 2.
is the function that has a degree of 2.
Answer:
Answer: (‑1)-x/2-21
Step-by-step explanation:
:)