X 4 4x 3 7x 2 22x 24 July 8, 2019 16 32 64 128 X 4 4x 3 7x 2 22x 24 0 F x )= x 4 4x 3 7x 2 22x 24 P x )= x 4 4x 3 7x 2 22x 24 (x + 7)/(x ^ 2 - 4x) = (x + 7)/(3x ^ 2 + 2) 7 x − 4 ( 2 x − 1 ) ≤ − 7