Question

Factor the polynomial.

7x2+16x+4

Select the correct choice below​ and, if​ necessary, fill in the answer box to complete your choice.

Please show your work

Answer 1

$7x^2+16x+4\\7x^2+14x+2x+4\\7x(X+2)+2(X+2)\\(7x+2)(X+2)$