2 2x 4 )- 6x July 8, 2019 16 32 64 128 2 2x 4 )= 6x 8 2x 2 6x 4 0 2x 2 6x 4 0 discriminant 2 5 2x )=- 4 6x 2x 2 6x 4 x 1 5x 2 2x )+( 6x 4 2x 2 5x 4 6x 3 2x 2 4 3x )+ 6x 2x 2 3 6x 4 Y 2x 2 6x 4 2x - 2 x 4 )+ 4 = 6x 2 2x 1 4 6x 2x 1 2x 4 6x 2 8 0 F x )= 2x 2 6x 4 1 2 (- 2x 10 3 4 6x