Find All Rational Zeros $$f ( x ) = x ^ { 4 } - 7 x ^ { 3 } + 3 x ^ { 2 } + 21 x - 18$$

question 321

Multiple Choice

Find all rational zeros.
- $$f ( x ) = x ^ { 4 } - 7 x ^ { 3 } + 3 x ^ { 2 } + 21 x - 18$$

• A) 6,1
• B) \(- 6,1\)
• C) No rational zeros
• D) \(6 , - 1\)

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