Y-intercept 168
x-intercept (-21)
The limit is equivalent to the value of the derivative of

at

. (See definition of derivative)
X > 90 idk if thats what u mean or not
If you mean just any fraction in the world that isn't equivalent to 1/3, then 5/6 7/9 and 2/10 would work
Hope this helps! Good Luck!