Factor the Expression Below Completely, If Possible $x ^ { 4 } - 81 y ^ { 4 }$

question 138

Multiple Choice

Factor the expression below completely, if possible. $x ^ { 4 } - 81 y ^ { 4 }$

• A) \(( x + 3 y ) ( x - 3 y ) \left( x ^ { 2 } + 9 y ^ { 2 } \right)\)
• B) \(( x + 3 y ) ^ { 2 } ( x - 3 y ) ^ { 2 }\)
• C) \(( x - 3 y ) ^ { 2 } \left( x ^ { 2 } + 9 y ^ { 2 } \right)\)
• D) \(( x + 3 y ) ^ { 3 } ( x - 3 y )\)
• E)The expression is prime.

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