Answer:
TO EASY NOW DO IT IN A CALCULATOR!!
Step-by-step explanation:
the anwser is going to be A
(2n+6)(n+3)=
(2*n+2*3)(n+3)=
2(n+3)(n+3)=.....(1)
2(n+3)^2=....(2)
2(n^2+2*n*3+3^2) =
2(n^2+6n+9)=....(3)
2n^2+2*6n+2*9=
2n^2+12n+18.... (4)
