FInd the the intervals in which `f (x)` is increasing or decreasing: `f(x) = x|x|, x in R`

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

Find the intervals in which f(x)=x/(logx) is increasing or decreasing

Find the intervals in which f(x)=x/(logx) is increasing or decreasing.

Find the intervals in which f(x)=x^2+2x-5 is increasing or decreasing.

Find the intervals in which f(x)=(x)/(log x) is increasing or decreasing

Find the intervals in which f(x)=(x)/(log x) 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.