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Determine the Integral by Making an Appropriate Substitution ∫sin⁡θcos⁡2θ1+cos⁡3θ\int \frac { \sin \theta \cos ^ { 2 } \theta } { 1 + \cos ^ { 3 } \theta }

Question 86

Multiple Choice

Determine the integral by making an appropriate substitution.
- ∫sin⁡θcos⁡2θ1+cos⁡3θ\int \frac { \sin \theta \cos ^ { 2 } \theta } { 1 + \cos ^ { 3 } \theta } dθ


A) 12\frac { 1 } { 2 } (1+cos⁡3θ) 2\left( 1 + \cos ^ { 3 } \theta \right) ^ { 2 } + C
B) - 13\frac { 1 } { 3 } ln ∣1+cos⁡3θ∣\left| 1 + \cos ^ { 3 } \theta \right| + C
C) 12\frac { 1 } { 2 } (sin⁡θcos⁡2θ) 2\left( \sin \theta \cos ^ { 2 } \theta \right) ^ { 2 } + C
D) sin⁡2\sin ^ { 2 } θ cos⁡2\cos ^ { 2 } θ + C
E) none of these

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