Answer:

Step-by-step explanation:
Let 
So 

Let 
We are going to find 
So we are evaluating 
First step find f(-2)
Second step find f'(-2)
Third step plug in those values and apply PEMDAS!


So

Answer:
x=-1
Step-by-step explanation:
Answer:
I hope this help :)
Step-by-step explanation:
radius: 2.459
diameter: 38
circumference: 119.381
but if you're looking for a more appropriate answer I would round radius and circumference.