Nilai Minimum Maksimum

>> ezplot('cos(x)')

>> ezplot('cos(x)',[0,pi])

>> f=inline('x^3-2*x+5')

f =

     Inline function:
     f(x) = x^3-2*x+5

>> ezplot(f)

>> xmin=fminbnd('x^3-2*x+5',0,2)

xmin =

    0.8165

>> xmax=fminbnd('x^3-2*x+5',0,2)

xmax =

    0.8165

>> ymax=f(xmax)

ymax =

    3.9113

>> ymin=f(xmin)

ymin =

    3.9113



 **********************************************************************************

  y(x) = (x|x-1|)/(2+x^2)

>> y=inline('(x*abs(x-1))/(2+x^2)')

y =

     Inline function:
     y(x) = (x*abs(x-1))/(2+x^2)

>> xmin=fminbnd('(x*abs(x-1))/(2+x^2)',-2,2)

xmin =

   -1.9999

>> xmax=fminbnd('(x*abs(x-1))/(2+x^2)',-2,2)

xmax =

   -1.9999

>> ymin=f(xmin)

ymin =

    1.0006

>> ymax=f(xmax)

ymax =

    1.0006
>> tnol=fzero(y,-2)

tnol =

  9.4976e-026

>> ynol=f(tnol)

ynol =

     5

>> tnol=fzero(y,2)

tnol =

  2.5838e-019

>> ezplot(y)