Factor
- $$49 x ^ { 3 } y - 42 x ^ { 2 } y ^ { 2 } + 9 x y ^ { 3 }$$

question 129

Multiple Choice

Factor.
- $$49 x ^ { 3 } y - 42 x ^ { 2 } y ^ { 2 } + 9 x y ^ { 3 }$$

• A) \(x y ( 7 x - 3 y ) ^ { 2 }\)
• B) \(\left( 49 x ^ { 2 } y + x y \right) \left( x + 9 y ^ { 2 } \right)\)
• C) \(x y ( 7 x - 3 y ) ( 7 x + 3 y )\)
• D) \(x y ( 7 x + 3 y ) ^ { 2 }\)

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