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If cos -1 x – cos -1 (y/2)=alpha, then 400(4x 2 – 4xy cos{alpha} + y 2 ) + 328 sin 2 {alpha} is equal to ‘asin 2 {alpha}’. Then find the value of ‘a’. Pls ans. with proper steps.
If cos-1x – cos-1(y/2)=alpha, then 400(4x2 – 4xy cos{alpha} + y2) + 328 sin2{alpha} is equal to ‘asin2{alpha}’. Then find the value of ‘a’.Pls ans. with proper steps.

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2 years ago

Deepak Kumar Shringi
4404 Points
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2 years 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