Answer:3 units/s
Step-by-step explanation:
Given

Point P lie on this curve so any general point on curve can be written as 
and 
Distance between Point P and (2,0)

P at x=3 P=2
rate at which distance is changing is



Answer:
I think, im not sure, it is skew left, median & 9
36pi = 4/3 * pi * r^3
27 = r^3
r = 3 in
Answer:
positive
Step-by-step explanation:
If those question marks are supposed to be a radical, then 12 and 13. The square root of 147= 12.12, which puts it between 12 and 13.