-3π/4≤x≤π/4-5π/12≤x+π/3≤7π/12x≤π/6时,x+π/3=arcsin(y/5)x>π/6时,y=5sin(x+π/3) =5sin(2π/3-x)2π/3-x=arcsin(y/5)所以,反函数是：y≤π/6时,y=arcsin(x/5)-π/3y>π/6时,y=2π/3-arcsin(y/5)2)y=1/...