Which of the following is the complete list of roots for the polynomial function f (x) = (x squared + 6 x + 8) (x squared + 6 x + 13)?

1. –3 + 2i, –3 – 2i
2. –2, –4
3. –2, –4, –3 + 2i, –3 – 2i
4. –2, –4, –3 + 2i, 3 + 2

Question

Which of the following is the complete list of roots for the polynomial function f (x) = (x squared + 6 x + 8) (x squared + 6 x + 13)?

1. –3 + 2i, –3 – 2i 
2. –2, –4 
3. –2, –4, –3 + 2i, –3 – 2i 
4. –2, –4, –3 + 2i, 3 + 2

hannahj · Answer

I got the answer its c if anybody needs it