Factor the Sum of Cubes $125 u ^ { 3 } + 1$

question 74

Multiple Choice

Factor the sum of cubes. $125 u ^ { 3 } + 1$

• A) \(( 5 u - 1 ) \left( 25 u ^ { 2 } + 5 u + 1 \right)\)
• B) \(( 5 u + 1 ) \left( 25 u ^ { 2 } - 5 u + 1 \right)\)
• C) \(( 5 u - 1 ) \left( 25 u ^ { 2 } - 5 u + 1 \right)\)
• D) \(( 5 u + 1 ) \left( 25 u ^ { 2 } + 5 u - 1 \right)\)
• E) \(( 5 u + 1 ) \left( 25 u ^ { 2 } + 5 u + 1 \right)\)

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