Find All Complex Zeros of the Polynomial Function $f ( x ) = x ^ { 3 } + 7 x ^ { 2 } - 16 x + 18$

question 51

Multiple Choice

Find all complex zeros of the polynomial function. Give exact values. List multiple zeros as necessary.
- $f ( x ) = x ^ { 3 } + 7 x ^ { 2 } - 16 x + 18$

• A) \(1 + i , 1 - i , 9\)
• B) \(1 + i , 1 - i , 9 i\)
• C) \(1 + i , 1 - i , - 9\)
• D) \(1 + i , - 9,9\)

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