Discuss the extremum of `f(x)=asecx+bcos e cx ,0ltaltb`

Discuss the extremum of f(x)=2x+3x^((2)/(3))

Discuss the extremum of f(x)=sin x(1+cos x),x in(0,(pi)/(2))

Discuss the extremum of f(x)=x^(2)+(1)/(x^(2))

Discuss the extremum of f(x)=(1)/(3)(x+(1)/(x))

Discuss the extremum of f(x)={1+sinx ,x<0x^2-x+1,xgeq0a tx=0

Discuss the extremum of f(x)=1+2sin x+3cos^(2)x,x<=x<=(2 pi)/(3)

Discuss the extremum of f(x)=x(x^(2)-4)^(-(1)/(3))

discuss the extremum of f(theta)=sin^(p)theta cos^(q)theta,p,q>0,0

Discuss the extremum of f(x)=2x^(3)-3x^(2)-12x+5 for x in[-2,4] and the find the range of f(x) for the given interval.

The minimum value of a^2sec^2x+b^2cosec^2x,0ltaltb ,is