Find Only the Rational Zeros $$f ( x ) = x ^ { 4 } + 25$$

question 30

Multiple Choice

Find only the rational zeros.
- $$f ( x ) = x ^ { 4 } + 25$$

• A) \(\frac { \sqrt { 5 } } { 2 } , - \frac { \sqrt { 5 } } { 2 }\)
• B) \(5 , - 5 , \sqrt { 5 } , - \sqrt { 5 }\)
• C) 0
• D) No rational zeros

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