Find the Root $- \sqrt [ 4 ] { 256 x ^ { 12 } y ^ { 8 } }$

question 156

Multiple Choice

Find the root. Assume that all variables represent nonnegative real numbers.
- $- \sqrt [ 4 ] { 256 x ^ { 12 } y ^ { 8 } }$

• A) \(6.233 x ^ { 3 } y ^ { 2 }\)
• B) \(- 4 x ^ { 3 } y ^ { 2 }\)
• C) \(16 x ^ { 3 } y ^ { 2 }\)
• D) not a real number

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