Function `f(x)= sin (lnx)-cos(lnx)` is

The range of the function f(x)=2|sin x|-3|cos x| is

The function f(x) = sin x + cos x will be

The function f(x)=(a sin x+b cos x)/(c sin x+d cos x) is decreasing,if

Function f(x)=|sin x|+|cos x|+|x| is discontinuous at

Discuss the continuity of the following functions: (a) f(x)=sin x+cos x(b)f(x)=sin x-cos x(c)f(x)=sin x*cos x

Find the period of the function f(x) = (sin x + sin 3x)/(cos x + cos 3x)

f(x)=x^(2)+lnx