Prove the following :
Asked by Ishan Khanna
| 15th Jul, 2010,
10:17: PM
Expert Answer:
Hello,
The answer to your question is :
Cot 4x (Sin 5x + Sin 3x)
= Cot 4x ( 2 Sin 4x Cos x)
Answered by
| 15th Jul, 2010,
10:44: PM
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