Simplify by Combining Like Radicals $\sqrt [ 3 ] { 189 x } + \sqrt [ 3 ] { 7 x }$

question 221

Multiple Choice

Simplify by combining like radicals. The variable represents a positive real number. $\sqrt [ 3 ] { 189 x } + \sqrt [ 3 ] { 7 x }$

• A) \(4 x \sqrt [ 3 ] { 7 }\)
• B) \(4 \sqrt [ 3 ] { 7 x }\)
• C) \(\sqrt [ 3 ] { 10 x }\)
• D) \(4 + \sqrt [ 3 ] { 7 x }\)
• E) \(\sqrt [ 3 ] { 7 x }\)

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