Use the Zero $\frac { 1 } { 5 } ( - 2 + \sqrt { 2 } i )$

question 96

Multiple Choice

Use the zero $\frac { 1 } { 5 } ( - 2 + \sqrt { 2 } i )$ of $f ( x ) = 25 x ^ { 3 } - 55 x ^ { 2 } - 54 x - 18$ to find all the zeros of f.

• A) \(- 3 , \frac { - 2 \pm \sqrt { 2 } i } { 5 }\)
• B) \(3 , \frac { - 2 \pm \sqrt { 2 } i } { 5 }\)
• C) \(- 3 , \frac { 2 \pm \sqrt { 2 } i } { 5 }\)
• D) \(3 , \frac { 2 \pm \sqrt { 2 } i } { 5 }\)
• E) \(- 3 , \frac { - 2 - \sqrt { 2 } i } { 5 }\)

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