Add the Polynomials $$\left( - 9 x ^ { 7 } + 18 x ^ { 6 } - 13 \right) + \left( 3 x ^ { 7 } + 16 x ^ { 6 } - 9 \right)$$

question 19

Multiple Choice

Add the polynomials. Assume all variable exponents represent whole numbers.
- $$\left( - 9 x ^ { 7 } + 18 x ^ { 6 } - 13 \right) + \left( 3 x ^ { 7 } + 16 x ^ { 6 } - 9 \right)$$

• A) \(- 6 x ^ { 7 } + 34 x ^ { 6 } - 22\)
• B) \(6 \times 13\)
• C) \(- 6 x ^ { 7 } + 25 x ^ { 6 } + 4\)
• D) \(- 6 x ^ { 7 } + 34 x ^ { 6 } + 4\)

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