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

f : R^(+)to R^(+), f(x)=(log x)/(sqrt(x)) . Find the intervals in which f(x) is increasing or decreasing.

Find the intervals in which f(x)=(x-1)(x-2)^(2) is increasing or decreasing.

Find the intervals in which f(x)=(x-1)^3(x-2)^2 is increasing or decreasing.

Find the intervals in which f(x)=(x-1)^3(x-2)^2 is increasing or decreasing.

Find the intervals in which f(x)=(x-1)^2(x-2)^3 is increasing or decreasing.

Find the intervals in which f(x)=(x-1)^3(x-2)^2 is increasing or decreasing.

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

Find the intervals in which f(x)=(x+2) e^(-x) is 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.