- derivative
- maximum area (angle)
- function and derivatives-6
- function and derivatives-9
- function and derivatives-5
- function and derivatives-8
- function and derivatives-7
- function and derivatives-2
- function and derivatives-1
- function and derivatives-3
- minimum perimeter
- maximum volume
- function - tangent - derivatives
- minimum area (line)
- f(x)=sinx/x
- tangent and derivative
- f(x)=lnx/x
- f(x)=xlnx-x+c
- the mean value theorem
- an extrema problem-1
- an extrema problem-2
- an extrema problem-3
- an extrema problem-4
- an extrema problem-5
- tangent and derivative
