Evaluate the Integral $$\int x \csc ^ { 2 } 3 x d x$$

question 102

Multiple Choice

Evaluate the integral.
- $$\int x \csc ^ { 2 } 3 x d x$$

• A) \(- 3 x \cot 3 x + 9 \ln | \sin 3 x | + C\)
• B) \(- \frac { 1 } { 3 } x \cot 3 x + \frac { 1 } { 9 } \ln | \sin 3 x | + C\)
• C) \(= x \cot 3 x + \ln | \sin 3 x | + C\)
• D) \(\frac { 1 } { 3 } x \cot 3 x - \frac { 1 } { 9 } \ln | \sin 3 x | + C\)

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