Find the Sum or Difference $$- \left( 2 x ^ { 3 } + x - 7 \right) + \left( 4 x ^ { 3 } + 3 x ^ { 2 } \right) - \left( 7 x ^ { 2 } - 9 x - 1 \right)$$

question 574

Multiple Choice

Find the sum or difference.
- $$- \left( 2 x ^ { 3 } + x - 7 \right) + \left( 4 x ^ { 3 } + 3 x ^ { 2 } \right) - \left( 7 x ^ { 2 } - 9 x - 1 \right)$$

• A) \(6 x ^ { 3 } - 10 x ^ { 2 } + 8 x - 8\)
• B) \(1 x ^ { 3 } - 2 x ^ { 2 } - 8 x + 8\)
• C) \(2 x ^ { 3 } + 4 x ^ { 2 } + 10 x - 8\)
• D) \(2 x ^ { 3 } - 4 x ^ { 2 } + 8 x + 8\)

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