1 5 x 4 )- 2x July 8, 2019 16 32 64 128 1 5 * x 4 )( 2x 2 5 1 5x 4 6 2x 6 8 5 x 1 4 2x 3 6 2x 1 5 x 4 3 1 5x 4 )( 2x 2 5 x 2 )- 4 2x 1 )=- 3x 3 4 3x 1 x 5 2x 5 4 x 1 )= 7 2x 9 4x 7 1 3 x 5 9 2x 4 5 x 1 )- 3 2x 4 )= 4x 7 X 4 2x 5 1 6 F x dfrac 1 5 x 2 2x 4 X 1 5 4 2x 3 )/ 2 5 4 x )( 2x 1 )= 0 13x 5 x 2 )= 4 2x 1 )+ 7