Write the word or phrase that best completes each statement or answers the question.
Provide the missing information.
-Explain why the number 7 cannot be a rational zero of the polynomial $$f ( x ) = 2 x ^ { 3 } + 5 x ^ { 2 } - x + 6$$

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The Answer of Write the word or phrase that best completes each statement or answers the question.
Provide the missing information.
-Explain why the number 7 cannot be a rational zero of the polynomial $$f ( x ) = 2 x ^ { 3 } + 5 x ^ { 2 } - x + 6$$

Write the Word or Phrase That Best Completes Each Statement f(x)=2x3+5x2−x+6f ( x ) = 2 x ^ { 3 } + 5 x ^ { 2 } - x + 6f(x)=2x3+5x2−x+6

Write the Word or Phrase That Best Completes Each Statement $f ( x ) = 2 x ^ { 3 } + 5 x ^ { 2 } - x + 6$