How many solutions are there to 2sin2(2x)−3sin(2x)+1=02\sin^2(2x)-3\sin(2x)+1=02sin2(2x)−3sin(2x)+1=0 in the interval 0≤x≤2π0\le x\le2\pi0≤x≤2π? A444B555C666D777E888