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Write the Partial Fraction Decomposition of the Rational Expression 3x2x31\frac { 3 x - 2 } { x ^ { 3 } - 1 }

Question 76

Multiple Choice

Write the partial fraction decomposition of the rational expression.
- 3x2x31\frac { 3 x - 2 } { x ^ { 3 } - 1 }


A) 3x1+3(x7) x2+x+1\frac { 3 } { x - 1 } + \frac { - 3 ( x - 7 ) } { x ^ { 2 } + x + 1 }
B) 12x1+52x+1\frac { \frac { 1 } { 2 } } { x - 1 } + \frac { \frac { 5 } { 2 } } { x + 1 }
C) 13x1+13x+73(x2+x+1) \frac { \frac { 1 } { 3 } } { x - 1 } + \frac { - \frac { 1 } { 3 } x + \frac { 7 } { 3 } } { \left( x ^ { 2 } + x + 1 \right) }
D) 3(x1) 2+1(x1) 3\frac { 3 } { ( x - 1 ) ^ { 2 } } + \frac { 1 } { ( x - 1 ) ^ { 3 } }

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