4x 6x 3 =- 5 July 8, 2019 16 32 64 128 4x 3 6x 5x 7 4x y 3 6x 5y 11 4x 5 6x 3 2x 5 3x 2 F x )= 4x 3 6x 5 1 4x 3 5 6x 2 7 4x 3 5x 2 6x 9 5 6x 3 4x 1 2 3x 1 6 4x 3 2x 5 6x 7 ≤ 7x 2 6x 3 4x 5 3x 4 4x 5 3 6x 11 5 2 (- 4x 3 6x 1 )+( 5x 2 x 12 4x 3 6x 2 5 4x 3 6x 2y 5 4x 3 6x 2 5 )/( x 2 4 4x 3 6x 5 58