Find the Sum or Difference $$\left( - 8 - 9 x ^ { 2 } + 4 x ^ { 4 } + 2 x ^ { 3 } \right) + \left( 3 x ^ { 3 } - 4 x ^ { 2 } + 6 + 2 x ^ { 4 } \right)$$

question 259

Multiple Choice

Find the sum or difference.
- $$\left( - 8 - 9 x ^ { 2 } + 4 x ^ { 4 } + 2 x ^ { 3 } \right) + \left( 3 x ^ { 3 } - 4 x ^ { 2 } + 6 + 2 x ^ { 4 } \right)$$

• A) \(- 5 x ^ { 4 } - 5 x ^ { 3 } + 10 x ^ { 2 } + 4\)
• B) \(- 2 x ^ { 18 } - 2\)
• C) \(6 x ^ { 4 } + 5 x ^ { 3 } - 13 x ^ { 2 } - 2\)
• D) \(6 x ^ { 8 } + 5 x ^ { 6 } - 13 x ^ { 4 } - 2\)

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