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Use Descartes' Rule of Signs to Determine the Possible Number $f ( x ) = - 2 x ^ { 4 } - 4 x ^ { 3 } - 4 x ^ { 2 } - 3 x + 8$

Question 226

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

A)
$Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. - f ( x ) = - 2 x ^ { 4 } - 4 x ^ { 3 } - 4 x ^ { 2 } - 3 x + 8 A) B) C) D)$
B)
$Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. - f ( x ) = - 2 x ^ { 4 } - 4 x ^ { 3 } - 4 x ^ { 2 } - 3 x + 8 A) B) C) D)$
C)
$Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. - f ( x ) = - 2 x ^ { 4 } - 4 x ^ { 3 } - 4 x ^ { 2 } - 3 x + 8 A) B) C) D)$
D)
$Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. - f ( x ) = - 2 x ^ { 4 } - 4 x ^ { 3 } - 4 x ^ { 2 } - 3 x + 8 A) B) C) D)$