Factor 16x2−116x^2 - 116x2−1.
(4x−1)(4x+1)(4x - 1)(4x + 1)(4x−1)(4x+1)
(16x−1)(x+1)(16x - 1)(x + 1)(16x−1)(x+1)
(4x−1)2(4x - 1)^2(4x−1)2
(8x−1)(2x+1)(8x - 1)(2x + 1)(8x−1)(2x+1)