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Use the Zero 15(2+2i)\frac { 1 } { 5 } ( - 2 + \sqrt { 2 } i )

Question 96

Multiple Choice

Use the zero 15(2+2i) \frac { 1 } { 5 } ( - 2 + \sqrt { 2 } i ) of f(x) =25x355x254x18f ( x ) = 25 x ^ { 3 } - 55 x ^ { 2 } - 54 x - 18 to find all the zeros of f.


A) 3,2±2i5- 3 , \frac { - 2 \pm \sqrt { 2 } i } { 5 }
B) 3,2±2i53 , \frac { - 2 \pm \sqrt { 2 } i } { 5 }
C) 3,2±2i5- 3 , \frac { 2 \pm \sqrt { 2 } i } { 5 }
D) 3,2±2i53 , \frac { 2 \pm \sqrt { 2 } i } { 5 }
E) 3,22i5- 3 , \frac { - 2 - \sqrt { 2 } i } { 5 }

Correct Answer:

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