Write the Partial Fraction Decomposition of the Rational Expression $\frac { 4 x ^ { 2 } + 3 x + 20 } { \left( x ^ { 2 } + 5 \right) ^ { 2 } }$

question 16

Multiple Choice

Write the partial fraction decomposition of the rational expression.Check your result algebraically.​ $\frac { 4 x ^ { 2 } + 3 x + 20 } { \left( x ^ { 2 } + 5 \right) ^ { 2 } }$ ​

• A) \(\frac { 4 } { x ^ { 2 } + 5 } + \frac { 3 } { \left( x ^ { 2 } + 5 \right) ^ { 2 } }\)
• B) \(\frac { 4 x + 20 } { x ^ { 2 } + 5 } + \frac { 3 x } { \left( x ^ { 2 } + 5 \right) ^ { 2 } }\)
• C) \(\frac { 3 x + 4 } { \left( x ^ { 2 } + 5 \right) ^ { 2 } }\)
• D) \(\frac { 4 } { x ^ { 2 } + 5 } - \frac { 3 x } { \left( x ^ { 2 } + 5 \right) ^ { 2 } }\)
• E) \(\frac { 4 } { x ^ { 2 } + 5 } + \frac { 3 x } { \left( x ^ { 2 } + 5 \right) ^ { 2 } }\)

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