A, F
1) Let's factorize x² -9x -22 =0
x² -9x -22 =0
2) Since a=1, then we can proceed this way:
Which two numbers, we can add to get -9 and multiply to get -22
3) But So we can rewrite that equation as
x² -9x -22 =0
(x -11)(x+2) = 0
4) So the answer is
(x -11)(x+2)