Find a Bound on the Real Zeros of the Polynomial $$f ( x ) = x ^ { 4 } + 2 x ^ { 2 } - 3$$

question 33

Multiple Choice

Find a bound on the real zeros of the polynomial function.
- $$f ( x ) = x ^ { 4 } + 2 x ^ { 2 } - 3$$

• A) \(- 3\) and 3
• B) \(- 6\) and 6
• C) \(- 4\) and 4
• D) \(- 5\) and 5

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