Find the intervals in which `sinx+cosx` is increasing or decreasing for `xepsilon[0,2pi]`

Find the intervals in which f(x)=sinx+|sinx| is increasing or decreasing.

Find the interval for which f(x)=x-sinx is increasing or decreasing.

Find the interval for which f(x)=x-sinx is increasing or decreasing.

Find the interval for which f(x)=x-sinx is increasing or decreasing.

Find the interval for which f(x)=x-sinx is increasing or decreasing.

Find the intervals in which f(x)=sinx+|sinx|, 0

Find the intervals in which f(x)=s in x(1+cosx), 0

Find the intervals in which the following functions are increasing or decreasing : sinx + cos x, 0 le x le 2 pi

Find the intervals in which the following functions are increasing or decreasing : sin 3x, 0 le x le pi/2

Find the intervals in which f(x) is increasing or decreasing: (1). f(x)=x|x|, x in R (2). f(x)=sinx+|sinx|, 0 < x le 2pi