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`        Prove that Cot 2A +tan A=  cosec 2A.. Can you please answer this question immediately.. It`s urgent`
one year ago

Arun
22540 Points
```							cot 2A + tan A = cos 2A/sin 2A + sin A/cos A = (cos 2A cos A + sin 2A sin A) / sin 2A cos A Using the compound angle formulae, we know that cos (2A - A ) = cos 2A cos A + sin 2A sin A... therefore, = cos (2A - A) / sin 2A cos A = cos A / sin 2A cos A = 1/ sin 2A = cosec 2A
```
one year ago
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### Course Features

• 31 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions