Find all roots of x2−5x+6x^2 - 5x + 6x2−5x+6.
x=2x = 2x=2 and x=3x = 3x=3
x=1x = 1x=1 and x=6x = 6x=6
x=−2x = -2x=−2 and x=−3x = -3x=−3
x=3x = 3x=3 and x=4x = 4x=4