What is the completely factored form of f of x is equal to 6 x cubed minus 13 x squared minus 4 x plus 15 ?
A
open paren x plus 1 close paren squared times open paren 2 x minus 3 close parenB
open paren x plus 1 close paren times open paren 2 x minus 3 close paren times open paren 3 x minus 5 close parenC
open paren x plus 1 close paren times open paren 6 x squared minus 19 x plus 15 close parenD
open paren x plus 1 close paren times open paren 3 x minus 2 close paren times open paren 5 x minus 3 close paren