Use Descartes' Rule of Signs to Determine the Possible Number $$f ( x ) = 8 x ^ { 5 } - 7 x ^ { 4 } + 8 x ^ { 3 } - 6$$

question 114

Multiple Choice

Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.
- $$f ( x ) = 8 x ^ { 5 } - 7 x ^ { 4 } + 8 x ^ { 3 } - 6$$

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