(4x−3)(2x−7)(4 x-3)(2 x-7)(4x−3)(2x−7)
(4x−3)(2x+7)(4 x-3)(2 x+7) (4x−3)(2x+7)
(4x+3)(2x−7)(4 x+3)(2 x-7) (4x+3)(2x−7)
(4x+3)(2x+7)(4 x+3)(2 x+7)(4x+3)(2x+7)