Can someone plz help me with this math equation!

Question

asked Aug 20, 2021 198k views

1 Answer

Noor Nawaz · Answer 1 · 2021-08-26T19:43:44+0000

Answer:

x² + 2x + 9 -
(7)/(x+3)

Explanation:

Using Synthetic division

- 3 | 1 5 15 20

↓ - 3 - 6 - 27

----------------------------

1 2 9 - 7 ← remainder r(x)

Quotient Q(x) = x² + 2x + 9

Thus

x³ + 5x² + 5x + 20 = x² + 2x +9 -
(7)/(x+3)