Answer:
what does the picture say?
Step-by-step explanation:
The must be b because I got 16.66666
Y=2x-3 rise over run and then the y intercept

First we must apply the Quotient rule that states,

This means that our derivative becomes,

Now we need to calculate
and 


From here the new equation looks like,

And that is the final result.
Hope this helps.
r3t40
Answer:
7.07106781187
Step-by-step explanation:
if its just asking 
:D