Multiply
- $7 x ^ { 2 } \left( - 12 x ^ { 7 } - 7 x ^ { 4 } - 9 \right)$

question 91

Multiple Choice

Multiply.
- $7 x ^ { 2 } \left( - 12 x ^ { 7 } - 7 x ^ { 4 } - 9 \right)$

• A) \(- 84 x ^ { 9 } - 7 x ^ { 4 } - 9\)
• B) \(- 84 x ^ { 9 } - 49 x ^ { 6 } - 63 x ^ { 2 }\)
• C) \(- 84 x ^ { 7 } - 49 x ^ { 4 } - 63\)
• D) \(- 84 x ^ { 9 } - 49 x ^ { 6 }\)

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