Find the Indicated Sum or Difference $$\left( - 3 z ^ { 2 } - 4 z + 7 \right) + \left( 2 z ^ { 2 } + 2 z - 1 \right) - \left( 2 z ^ { 2 } - 16 z + 9 \right)$$

question 214

Multiple Choice

Find the indicated sum or difference. $$\left( - 3 z ^ { 2 } - 4 z + 7 \right) + \left( 2 z ^ { 2 } + 2 z - 1 \right) - \left( 2 z ^ { 2 } - 16 z + 9 \right)$$

• A) \(- 3 z ^ { 2 } + 14 z - 3\)
• B) \(- 7 z ^ { 2 } + 22 z - 3\)
• C) \(7 z ^ { 2 } + 22 z - 3\)
• D) \(- 3 z ^ { 2 } + 14 z - 17\)
• E) \(- 3 z ^ { 2 } + 22 z - 3\)

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