Question

Find the sum and enter it in the box below. Enter your answer as a polynomial in descending order, and use the caret() for exponents. For example, you would write 4x2 as 4x^2. (x9 - X + 8) + (10x9 + 7)

Answer 1

`\begin{gathered} (x^9-x+8)+(10x^9+7) \\ x^9-x+8+10x^{9^{}}+7 \\ add_{\text{ }}like_{\text{ }}terms \\ 11x^9-x+15 \end{gathered}`