2x 5 4x 0 July 8, 2019 16 32 64 128 7 2x 5 4x 0 46 1 7 2x 5 4x 0 55 1 7 2x 5 4x 0 46 2x 2 4x 5 0 2x 2 4x 5 0 discriminant 5 2x )( 4x 11 ) 0 2x 4 )( 4x 5 )= 0 2x 5 0 4x 9 0 2x 3 3x 2 4x 5 0 4x 2 )(- 2x 5 )= 0 решение 3x2 4x 6 2x 5 0 X 3 2x 2 4x 5 0 2x 5 )( 1 4x )= 0 2x 5 )( 4x 3 )= 0 2x 5 )( 4x 2 9 )= 0