[" Find the intervals in which "f(x)=sin x-cos x," where "0" ."],[" is increasing or iecreasing."]

Find the intervals in which f(x)=sinx-cosx , where 0 lt x lt 2pi is increasing or decreasing.

Find the intervals in which f(x) = sin x - cos x , "where "0 lt x lt 2 pi is decreasing

Find the intervals in which f(x) = sin x - cos x , where 0 < x< 2pi , is strictly increasing or decreasing.

Find the intervals in which f(x)=sin3x cos3x,0

Write the interval in which f(x)=sin x+cos x,x in[0,pi/2] is increasing.

Find the intervals in which f(x) = sin 3x, x in [0,pi/2] is (i) increasing, (ii) decreasing.

Find the intervals in which f(x) = sin 3x, x in [0,pi/2] is (i) increasing, (ii) decreasing.

Find the intervals in which the function f(x)=sin x-cos x where 0 lt x lt 2pi is increasing.

Find the interval in which function f(x)=sin x+cos x is strictly increasing or decreasing.

Find the intervals in which the function f(x)=sin x-cos x where 0 lt x lt 2pi is decreasing.