Add or Subtract $12 \sqrt [ 3 ] { 3 } + 3 \sqrt [ 3 ] { 3 }$

question 15

Multiple Choice

Add or subtract. Assume all variables represent positive real numbers.
- $12 \sqrt [ 3 ] { 3 } + 3 \sqrt [ 3 ] { 3 }$

• A) \(15 \sqrt [ 3 ] { 6 }\)
• B) \(15 \sqrt [ 3 ] { 9 }\)
• C) \(- 9 \sqrt [ 3 ] { 3 }\)
• D) \(15 \sqrt [ 3 ] { 3 }\)

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A research method involving the manipulation of variables to determine cause and effect relationships.

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