X 4 6x 3 8x 2 6x 9 July 8, 2019 16 32 64 128 X 5 6x 4 8x 3 6x 2 9x F x )= x 5 6x 4 8x 3 6x 2 9x - (x - 6 9) + 4 8 = - 3 4 6xy - 4y + 6 - 9x 6) x ^ 4 + 8x ^ 2 - 9 = 0