Find All Rational Zeros and Factor F(x) $$f ( x ) = x ^ { 3 } + 8 x ^ { 2 } - 16 x - 128$$

question 434

Multiple Choice

Find all rational zeros and factor f(x) .
- $$f ( x ) = x ^ { 3 } + 8 x ^ { 2 } - 16 x - 128$$

• A) \(5,8 , - 8\); \(f ( x ) = ( x - 5 ) ( x - 8 ) ( x + 8 )\)
• B) \(4,8 , - 4 ; f ( x ) = ( x - 4 ) ( x - 8 ) ( x + 4 )\)
• C) \(- 4 , - 8,4 ; f ( x ) = ( x + 4 ) ( x + 8 ) ( x - 4 )\)
• D) \(- 5 , - 8,8 ; f ( x ) = ( x + 5 ) ( x + 8 ) ( x - 8 )\)

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