f(x)=sin x+cos x

Discuss the continuity of f(x)=|sin x+cos x| at x=pi

Show that thefunction f(x)=|sin x+cos x| is continuous at x=pi

f(x)=(1)/(sin x cos x) find ,f'(x)=?

Find the period (if periodic) of the following function ( l.] denotes the greatest integer functions :f(x)=(|sin x+cos x|)/(|sin x|+|cos x|)

If f (x) =|sin x-|cos x ||, then f '((7pi)/(6))=

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

Find the range of f(x)=|sin x|+|cos x|,x in R

Find the range of f(x)=|sin x|+|cos x|

Time period of f(x)=|sin x|+|cos x| is :