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Use Descartes' Rule of Signs to Determine the Possible Number $f ( x ) = 2 x ^ { 8 } + 4 x ^ { 6 } + 2 x ^ { 4 } + 7 x ^ { 2 } + 2$

Question 231

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.
- $f ( x ) = 2 x ^ { 8 } + 4 x ^ { 6 } + 2 x ^ { 4 } + 7 x ^ { 2 } + 2$

A)
$Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. - f ( x ) = 2 x ^ { 8 } + 4 x ^ { 6 } + 2 x ^ { 4 } + 7 x ^ { 2 } + 2 A) B) C) D)$
B)
$Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. - f ( x ) = 2 x ^ { 8 } + 4 x ^ { 6 } + 2 x ^ { 4 } + 7 x ^ { 2 } + 2 A) B) C) D)$
C)
$Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. - f ( x ) = 2 x ^ { 8 } + 4 x ^ { 6 } + 2 x ^ { 4 } + 7 x ^ { 2 } + 2 A) B) C) D)$
D)
$Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function. - f ( x ) = 2 x ^ { 8 } + 4 x ^ { 6 } + 2 x ^ { 4 } + 7 x ^ { 2 } + 2 A) B) C) D)$