Determine the Possible Number of Positive Real Zeros and Negative $$f ( x ) = 7 x ^ { 3 } - 6 x ^ { 2 } + x + 3.5$$

question 5

Multiple Choice

Determine the possible number of positive real zeros and negative real zeros of the polynomial function using Descartes' rule of signs.
- $$f ( x ) = 7 x ^ { 3 } - 6 x ^ { 2 } + x + 3.5$$

• A)3 or 1 positive zeros, 1 negative zero
• B)2 or 0 positive zeros, no negative zeros
• C)2 or 0 positive zeros, 1 negative zero
• D)3 or 1 positive zeros, 2 or 0 negative zeros

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