Find all rational roots of P(x)=x3−4x2+x+6P(x) = x^3 - 4x^2 + x + 6P(x)=x3−4x2+x+6.
x=−1,2,3x = -1, 2, 3x=−1,2,3
x=1,−2,3x = 1, -2, 3x=1,−2,3
x=1,2,3x = 1, 2, 3x=1,2,3
x=−1,−2,3x = -1, -2, 3x=−1,−2,3