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Find All the Rational Zeros of the Function f(x)=3x4+4x3+52x264x64f ( x ) = - 3 x ^ { 4 } + 4 x ^ { 3 } + 52 x ^ { 2 } - 64 x - 64

Question 4

Multiple Choice

Find all the rational zeros of the function f(x) =3x4+4x3+52x264x64f ( x ) = - 3 x ^ { 4 } + 4 x ^ { 3 } + 52 x ^ { 2 } - 64 x - 64 .


A) x=2,4,4,32x = - 2 , - 4,4 , \frac { 3 } { 2 }
B) x=3,8,4x = - 3,8 , - 4
C) x=2,4,4,23x = 2 , - 4,4 , - \frac { 2 } { 3 }
D) x=12,43,23,4x = \frac { 1 } { 2 } , \frac { 4 } { 3 } , - \frac { 2 } { 3 } , 4
E) x=3,8,43,23x = - 3,8 , \frac { 4 } { 3 } , - \frac { 2 } { 3 }

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