化简函数得:f(x)=sin(2x+π/4)因为x:(0,π),所以2x+π/4:(π/4,9π/4)所以单调增区间为:(0,π/8),(5π/8,π)单调减区间为:(π/8,5π/8)当2x+π/4=π/2时,即x=π/8时,f(x)有最大值,为1当2x+π/4=3π/2时,即x=5π/8时,...