so i have a function
I want to find the stationary point
so stationary point is at (0,2) ??
Then to find if its a max or min
So
So do i then sub in my value for y e.g y = 2 so ifnd out what that answer is? Or have i done something wrong?
Define
If and , then you have a local minimum.
If and , then you have a local maximum.
If , then you have a saddle point.
If , then the test is inconclusive.
Check out the Wikipedia page on the second derivative test.