Respuesta :

(2x+5)(2x+1)

use FOIL

and I'm assuming 4x2 is actually 4x^2

gmany

[tex]4x^2+12x+5=4x^2+10x+2x+5=2x(2x+5)+1(2x+5)\\\\=\boxed{(2x+5)(2x+1)}[/tex]