Simplify the Expression and Write the Answer Without Negative Exponents $\left( - 9 x ^ { 3 } y \right) \left( - 10 x ^ { 4 } y ^ { 6 } \right)$

question 51

Multiple Choice

Simplify the expression and write the answer without negative exponents.
- $\left( - 9 x ^ { 3 } y \right) \left( - 10 x ^ { 4 } y ^ { 6 } \right)$

• A) \(90 x ^ { 7 } y ^ { 7 }\)
• B) \(- 19 x ^ { 7 } y ^ { 6 }\)
• C) \(90 x ^ { 12 } y ^ { 6 }\)
• D) \(- 90 x ^ { 7 } y ^ { 6 }\)

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