Find all roots of x2+6x+8x^2 + 6x + 8x2+6x+8.
x=−2x = -2x=−2 and x=−4x = -4x=−4
x=2x = 2x=2 and x=4x = 4x=4
x=−1x = -1x=−1 and x=−8x = -8x=−8
x=1x = 1x=1 and x=8x = 8x=8