Find the intervals in which the function f given by`f(x)=(4sinx-2x-x cos x)/(2+cos x)`is (i) increasing (ii) decreasing.

Find the intervals in which the function f given by f(x)=(4sin x -2x-x cos x)/(2+cos x) is (i) increasing (ii) decreasing.

Find the intervals in which the function fgiven by f(x)=(4sin x-2x-x cos x)/(2+cos x) is (i) increasing (ii) decreasing.

Find the intervals in which the function f given by f(x)=(4sinx-2x-x cox)/(2+cos x) is (i) increasing (ii) decreasing.

Find the intervals in which the function f given by f(x) = (4sin x-2x-xcos x )/(2+cosx) is (i) increasing (ii) decreasing.

Find the intervals in which the function f given by f(x) = (4sin x-2x-xcos x )/(2+cosx) is (i) increasing (ii) decreasing.

Find the intervals in which the function f given by f(x) = (4 sin x - 2x - x cos x)/(2 + cos x) is (i) increasing (ii) decreasing, x in (0, 2pi)