Shiva Pallikonda7 Years ago4m^3-3m+1=0by verification.,m=[-1]satisfies the equation apply synthetic division method-1| 4 0 -3 1 | -4 4 -1 --------------- 4 -4 1 0 4m^2-4m+1=0 [2m-1]^2=0 m=1/2m=-1&1/2