user90876 user90876 30-07-2018 Mathematics contestada Use the x-intercept method to find all real solutions of the equation. x^3-10x2+29x-20=0 A) X=1, 4 or -5 B) X=-1, -4, or -5 C) X=1, 4 or 5 D) X=-1, -4, or 5