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Complete the Identity sin⁡(2θ)+sin⁡(4θ)cos⁡(5θ)+cos⁡(7θ)=?\frac { \sin ( 2 \theta ) + \sin ( 4 \theta ) } { \cos ( 5 \theta ) + \cos ( 7 \theta ) } = ?

Question 42

Multiple Choice

Complete the identity.
- sin⁡(2θ) +sin⁡(4θ) cos⁡(5θ) +cos⁡(7θ) =?\frac { \sin ( 2 \theta ) + \sin ( 4 \theta ) } { \cos ( 5 \theta ) + \cos ( 7 \theta ) } = ?


A) cos⁡(6θ) sin⁡(12θ) \frac { \cos ( 6 \theta ) } { \sin ( 12 \theta ) }
B) sin⁡(3θ) cos⁡(6θ) \frac { \sin ( 3 \theta ) } { \cos ( 6 \theta ) }
C) tan⁡(3θ) +tan⁡(6θ) \tan ( 3 \theta ) + \tan ( 6 \theta )
D) sin⁡(6θ) cos⁡(12θ) \frac { \sin ( 6 \theta ) } { \cos ( 12 \theta ) }

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