Relax

Respuesta :

16[tex] x^{2} [/tex]-1----------------(4x-1)(4x+1)

16[tex] x^{2} [/tex]-4----------------4(2x+1)(2x-1)

4[tex] x^{2} [/tex]-1 -----------------(2x+1)(2x-1)

4[tex] x^{2} [/tex]-9-------------------(2x+3)(2x-3)



hope this helps
<3