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Grade: 12th pass
        
Prove this as soon as fast SinA/1-cosA -(1-cosA)/sinA=2cotA 
10 months ago

Answers : (1)

khoobayshee Aggarwal
24 Points
							
Hi 
It goes like this
Taking lcm first 
sinA -- ( 1+ cosA -- 2 cos A) whole upon ( 1 -- cosA)(sin A ) 
It becomes 
-2 cosA + 2 cos A whole upon (1--cosA )(sin A)
Taking out common and solving u will get ur answer
 
10 months ago
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