Respuesta :

Answer:

x² + 3x  - 28

Step-by-step explanation:

Division of the polynomial by (x + 4), evaluate at h = - 4

- 4 | 1   7   - 16   - 112

          - 4   - 12     112

     --------------------------------

      1     3     - 28    0 ← remainder = 0

quotient is x² + 3x - 28