Find All Rational Zeros $$f ( x ) = x ^ { 4 } + 2 x ^ { 3 } + 2 x ^ { 2 } - 4 x - 8$$

question 22

Multiple Choice

Find all rational zeros.
- $$f ( x ) = x ^ { 4 } + 2 x ^ { 3 } + 2 x ^ { 2 } - 4 x - 8$$

• A) \(- 2 , - 3\)
• B) \(2 , - 1\)
• C) \(- 2,2\)
• D) No rational zeros

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An accounting method used to value certain investments or transactions at their original purchase cost, without reflecting subsequent changes in market value.

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