Use a Vertical Format to Add the Polynomials $$\begin{array} { l } 3 x ^ { 7 } + 6 x ^ { 6 } - 5 x \\2 x ^ { 7 } + 3 x ^ { 6 } - 4 x \\\hline\end{array}$$

question 23

Multiple Choice

Use a vertical format to add the polynomials.
- $$\begin{array} { l } 3 x ^ { 7 } + 6 x ^ { 6 } - 5 x \\2 x ^ { 7 } + 3 x ^ { 6 } - 4 x \\\hline\end{array}$$

• A) \(5 x ^ { 7 } + 9 x ^ { 6 } - 9 x\)
• B) \(5 \times ^ { 14 }\)
• C) \(- 3 x ^ { 7 } + 6 x ^ { 6 } + 2 x\)
• D) \(5 x + 9 x ^ { 7 } - 9 x ^ { 6 }\)

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