Prove that the function are increasing for the given intervals: `f(x)=sinx+tanx-2x ,x in (0,pi/2)`

Prove that the function are increasing for the given intervals: f(x)=sin x+tan x-2x,x in(0,(pi)/(2))

Prove that the function are increasing for the given intervals: f(x)=secx-cos e cx ,x in (0,pi/2)

Prove that the function are increasing for the given intervals: f(x)=secx-cos e cx ,x in (0,pi/2)

Prove that the function are increasing for the given intervals: f(x)=secx-cos e cx ,x in (0,pi/2)

Prove that the function are increasing for the given intervals: f(x)=sec x-csc x,x in(0,(pi)/(2))

Prove that the function are increasing for the given intervals: f(x)=e^x+sinx ,x in R^+

Prove that the function are increasing for the given intervals: f(x)=e^x+sinx ,x in R^+

Prove that the function are increasing for the given intervals: f(x)=e^x+sinx ,x in R^+

Show that the following functions are increasing in the indicated intervals f(x) = (x)/(sinx), 0 < x< pi/2

Show that the following functions are increasing in the indicated intervals f(x) = -(x)/(2) + sinx , - pi/3 < x< pi/3